Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
137901	Identify the Polar Equation	r=2csc(theta)	$r = 2 \csc (θ)$
137902	Identify the Polar Equation	r=11	$r = 11$
137903	Identify the Polar Equation	rcos(theta)=5	$r \cos (θ) = 5$
137904	Identify the Polar Equation	r=6cos(x)	$r = 6 \cos (x)$
137905	Identify the Polar Equation	r=6cos(theta)	$r = 6 \cos (θ)$
137906	Identify the Polar Equation	r=5sec(theta)	$r = 5 \sec (θ)$
137907	Identify the Polar Equation	r=4sin(2theta)	$r = 4 \sin (2 θ)$
137908	Identify the Polar Equation	r=4cos(x)	$r = 4 \cos (x)$
137909	Write as a Set of Linear Factors	h(x)=x^3-5x^2-4x+2	$h (x) = x^{3} - 5 x^{2} - 4 x + 2$
137910	Write as a Set of Linear Factors	h(x)=x^3+7x^2+13x+3	$h (x) = x^{3} + 7 x^{2} + 13 x + 3$
137911	Find the Sum of the Series	3+6+9+12+15	$3 + 6 + 9 + 12 + 15$
137912	Find the Sum of the Series	5+11+17+23+29	$5 + 11 + 17 + 23 + 29$
137913	Find the Upper and Lower Bounds	f(x)=x^3-x^2-2x+2	$f (x) = x^{3} - x^{2} - 2 x + 2$
137914	Find the Sum of the Series	-2 , 6 , -18 , 54 , -162	$- 2$ , $6$ , $- 18$ , $54$ , $- 162$
137915	Find the Sum of the Series	2+4/5+8/25+16/125	$2 + \frac{4}{5} + \frac{8}{25} + \frac{16}{125}$
137916	Find the Sum of the Series	2 , 4 , 6 , 8	$2$ , $4$ , $6$ , $8$
137917	Find the Sum of the Series	3/4 , 6/5 , 9/6 , 12/7 , 15/8	$\frac{3}{4}$ , $\frac{6}{5}$ , $\frac{9}{6}$ , $\frac{12}{7}$ , $\frac{15}{8}$
137918	Solve Using a Matrix by Row Operations	x-9y=z-17x=7+y-zx+y-z=3	$x - 9 y = z - 17 x = 7 + y - z x + y - z = 3$
137919	Graph the Line Segment	(1,3) , (-2,-3)	$(1, 3) (- 2, - 3)$
137920	Graph the Line Segment	(-6,5) , (-3,3) , (0,1)	$(- 6, 5) (- 3, 3) (0, 1)$
137921	Find the Quotient of the Two Functions	P(x)=x^4-2x^2-10dx=x+2	$P (x) = x^{4} - 2 x^{2} - 10 d x = x + 2$
137922	Find the Quotient of the Two Functions	p(x)=x^4-6x^2-27 d(x)=x+3	$p (x) = x^{4} - 6 x^{2} - 27$ $d (x) = x + 3$
137923	Find Amplitude, Period, and Phase Shift	sin(3x+5)	$\sin (3 x + 5)$
137924	Find Amplitude, Period, and Phase Shift	-7cos(1/4)(x+pi)-6	$- 7 \cos (\frac{1}{4} (x + π)) - 6$
137925	Find Amplitude, Period, and Phase Shift	9cos(pi/2t)	$9 \cos (\frac{π}{2} t)$
137926	Find Amplitude, Period, and Phase Shift	-8cos((3pi)/2x+1)	$- 8 \cos (\frac{3 π}{2} x + 1)$
137927	Find Amplitude, Period, and Phase Shift	cos(7x)	$\cos (7 x)$
137928	Find Amplitude, Period, and Phase Shift	-3tan(3x)	$- 3 \tan (3 x)$
137929	Find Amplitude, Period, and Phase Shift	-3sin(4x)	$- 3 \sin (4 x)$
137930	Find Amplitude, Period, and Phase Shift	3sin(3x-2pi)+1	$3 \sin (3 x - 2 π) + 1$
137931	Find Amplitude, Period, and Phase Shift	-2cos(8x)	$- 2 \cos (8 x)$
137932	Subtract the Matrices	[[7,-1,0],[-3,4,5]]-[[9,4,-2],[6,1,-3]]	$[\begin{array}{c} 7 & - 1 & 0 \\ - 3 & 4 & 5 \end{array}] - [\begin{array}{c} 9 & 4 & - 2 \\ 6 & 1 & - 3 \end{array}]$
137933	Find Where Undefined/Discontinuous	f(x)=(x-9)/(x^2-81)	$f (x) = \frac{x - 9}{x^{2} - 81}$
137934	Find Where Undefined/Discontinuous	f(x)=(x^2-16)/(x+4)	$f (x) = \frac{x^{2} - 16}{x + 4}$
137935	Find Where Undefined/Discontinuous	f(x)=(x^2-81)/(x^2-11x+18)	$f (x) = \frac{x^{2} - 81}{x^{2} - 11 x + 18}$
137936	Find Where Undefined/Discontinuous	f(x)=(2x^2-x-15)/(4x^2-12x)	$f (x) = \frac{2 x^{2} - x - 15}{4 x^{2} - 12 x}$
137937	Find the Equation Using Two Points	(-5,-3) , (-6,-2)	$(- 5, - 3) (- 6, - 2)$
137938	Find the Equation Using Two Points	(4,0) , (0,4)	$(4, 0) (0, 4)$
137939	Find the Equation Using Two Points	(4,0) , (0,3)	$(4, 0) (0, 3)$
137940	Find the Equation Using Two Points	(2,3) , (5,9)	$(2, 3) (5, 9)$
137941	Find the Equation Using Two Points	(2,3.84) , (3,3.072)	$(2, 3.84) (3, 3.072)$
137942	Find the Equation Using Two Points	(3,4) , (-3,-3)	$(3, 4)$ , $(- 3, - 3)$
137943	Find the Upper and Lower Bounds	3x^4+13x^3+x^2-13x-4	$3 x^{4} + 13 x^{3} + x^{2} - 13 x - 4$
137944	Find the Equation Using Two Points	(0,6) , (-2,5)	$(0, 6) (- 2, 5)$
137945	Subtract the Matrices	[[2,-7],[3,-8]]-[[3,7],[-6,5]]	$[\begin{array}{c} 2 & - 7 \\ 3 & - 8 \end{array}] - [\begin{array}{c} 3 & 7 \\ - 6 & 5 \end{array}]$
137946	Subtract the Matrices	[[2,5],[7,0]]-[[6,5],[1,1]]	$[\begin{array}{c} 2 & 5 \\ 7 & 0 \end{array}] - [\begin{array}{c} 6 & 5 \\ 1 & 1 \end{array}]$
137947	Subtract the Matrices	[[2,-3],[8,-4]]-[[2,0,-2,6]]	$[\begin{array}{c} 2 & - 3 \\ 8 & - 4 \end{array}] - [\begin{array}{c} 2 & 0 & - 2 & 6 \end{array}]$
137948	Subtract the Matrices	[[14,-33,28],[42,35,-19]]-[[15,16,-24],[25,-30,36]]	$[\begin{array}{c} 14 & - 33 & 28 \\ 42 & 35 & - 19 \end{array}] - [\begin{array}{c} 15 & 16 & - 24 \\ 25 & - 30 & 36 \end{array}]$
137949	Subtract the Matrices	[[-7,6],[-5,-4],[7,6]]-[[2,6],[4,4],[2,-7]]	$[\begin{array}{c} - 7 & 6 \\ - 5 & - 4 \\ 7 & 6 \end{array}] - [\begin{array}{c} 2 & 6 \\ 4 & 4 \\ 2 & - 7 \end{array}]$
137950	Subtract the Matrices	[[1,3],[3,4],[5,6]]-[[2,-1],[3,-2],[0,1]]	$[\begin{array}{c} 1 & 3 \\ 3 & 4 \\ 5 & 6 \end{array}] - [\begin{array}{c} 2 & - 1 \\ 3 & - 2 \\ 0 & 1 \end{array}]$
137951	Find the Parallel Line	y=4x+7 (3,0)	$y = 4 x + 7$ $(3, 0)$
137952	Find the Parallel Line	(4,-6) , y=-3/4x+1	$(4, - 6)$ , $y = - \frac{3}{4} x + 1$
137953	Find the Parallel Line	y+6x=4 (3,4)	$y + 6 x = 4$ $(3, 4)$
137954	Find the Parallel Line	(-1,3) y=2x+2	$(- 1, 3)$ $y = 2 x + 2$
137955	Find the Parallel Line	(3,1) , 2x+5y=7	$(3, 1)$ , $2 x + 5 y = 7$
137956	Find the Parallel Line	(4,1) y=-2x+7	$(4, 1)$ $y = - 2 x + 7$
137957	Find the Parallel Line	(4,-2) 4x+5y=8	$(4, - 2)$ $4 x + 5 y = 8$
137958	Find the Parallel Line	5x+6y=7 (5,-2)	$5 x + 6 y = 7$ $(5, - 2)$
137959	Find the Parallel Line	5x-y=-10 (0,0)	$5 x - y = - 10$ $(0, 0)$
137960	Find @FORMULA	f(x)=x^2-4x+6	$f (x) = x^{2} - 4 x + 6$
137961	Determine if Injective (One to One)	(-3,-4) , (-2,-9)	$(- 3, - 4)$ , $(- 2, - 9)$
137962	Determine if Injective (One to One)	{(-19,7),(12,-15),(5,17)}	${(- 19, 7), (12, - 15), (5, 17)}$
137963	Find @FORMULA	f(x)=x^2+7	$f (x) = x^{2} + 7$
137964	Find @FORMULA	f(x)=4x+2	$f (x) = 4 x + 2$
137965	Find the Midpoint	(3,9) , (3,3)	$(3, 9) (3, 3)$
137966	Find the Midpoint	(3,-8) , (5,-2.5)	$(3, - 8) (5, - 2.5)$
137967	Find the Midpoint	(-4,-8) , (8,10)	$(- 4, - 8) (8, 10)$
137968	Find the Midpoint	(-4,7) , (-10,10)	$(- 4, 7) (- 10, 10)$
137969	Find the Midpoint	(-4,4) , (2,10)	$(- 4, 4) (2, 10)$
137970	Find the Midpoint	(-4,4) , (-9,-1)	$(- 4, 4) (- 9, - 1)$
137971	Find the Midpoint	(-3,-4) , (6,-8)	$(- 3, - 4)$ , $(6, - 8)$
137972	Find the Midpoint	(-5.1,-2) , (1.4,1.7)	$(- 5.1, - 2)$ , $(1.4, 1.7)$
137973	Find the Midpoint	(5.1,5.71) , (6,3.6)	$(5.1, 5.71)$ , $(6, 3.6)$
137974	Find the Midpoint	(6,5) , (9,2)	$(6, 5) (9, 2)$
137975	Find the Midpoint	(-7,6) , (4,-5)	$(- 7, 6) (4, - 5)$
137976	Find the Midpoint	(-6,8) , (0,0.5)	$(- 6, 8) (0, 0.5)$
137977	Find the Midpoint	(-6,-8) , (0,2)	$(- 6, - 8) (0, 2)$
137978	Find the Midpoint	(1,2) , (7,8)	$(1, 2) (7, 8)$
137979	Find the Midpoint	(-2,8) , (5,0)	$(- 2, 8)$ , $(5, 0)$
137980	Find the Midpoint	(2,5) , (8,11)	$(2, 5) (8, 11)$
137981	Find the Midpoint	(10,4) , (6,2)	$(10, 4) (6, 2)$
137982	Find the Midpoint	(12,-1) , (18,-9)	$(12, - 1)$ , $(18, - 9)$
137983	Determine if Odd, Even, or Neither	y=x^4-x^3	$y = x^{4} - x^{3}$
137984	Find the Quadrant of the Angle	(13pi)/8	$\frac{13 π}{8}$
137985	Find the Quadrant of the Angle	-405	$- 405$
137986	Find the Quadrant of the Angle	-570	$- 570$
137987	Find the Equation of the Circle	radius=4 , center=(-5,3)	$r a d i u s = 4$ , $c e n t e r = (- 5, 3)$
137988	Find the Equation of the Circle	r=10 ; (h,k)=(-8,6)	$r = 10$ ; $(h, k) = (- 8, 6)$
137989	Find the Equation of the Circle	r=5 ; (h,k)=(3,4)	$r = 5$ ; $(h, k) = (3, 4)$
137990	Find the Equation of the Circle	(4,0) r=4	$(4, 0)$ $r = 4$
137991	Find the Equation of the Circle	(2,-3) r=3	$(2, - 3)$ $r = 3$
137992	Write as a Function of b	y=mx+b	$y = m x + b$
137993	Write as a Function of b	a-7=3(b+2)	$a - 7 = 3 (b + 2)$
137994	Write as a Function of b	p^2+bp+16=0	$p^{2} + b p + 16 = 0$
137995	Write as a Function of a	7(ay^2+by-3)=14y^2-7y-21	$7 (a y^{2} + b y - 3) = 14 y^{2} - 7 y - 21$
137996	Write as a Function of a	-3(2x^2+ax+b)=-6x^2+12x-15	$- 3 (2 x^{2} + a x + b) = - 6 x^{2} + 12 x - 15$
137997	Write as a Function of m	y=mx+b	$y = m x + b$
137998	Write as a Function of h	h=-8t^2+40t	$h = - 8 t^{2} + 40 t$
137999	Write as a Function of h	h=128t-32t^2	$h = 128 t - 32 t^{2}$
138000	Write as a Function of h	h=-16t^2+70	$h = - 16 t^{2} + 70$