Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
77501	Solve Using the Quadratic Formula	7x^2-10=25	$7 x^{2} - 10 = 25$
77502	Find the Maximum/Minimum Value	3-\|x\|	$3 - \| x \|$
77503	Solve Using the Quadratic Formula	7x^2-3x+3=0	$7 x^{2} - 3 x + 3 = 0$
77504	Solve Using the Quadratic Formula	7x^2+3x=10x	$7 x^{2} + 3 x = 10 x$
77505	Solve Using the Quadratic Formula	x^2+8x+16=16/9	$x^{2} + 8 x + 16 = \frac{16}{9}$
77506	Find the Maximum/Minimum Value	-2x^3-15x^2+2x+82	$- 2 x^{3} - 15 x^{2} + 2 x + 82$
77507	Solve Using the Quadratic Formula	x^2+8x=11	$x^{2} + 8 x = 11$
77508	Find the Maximum/Minimum Value	-2x^3-15x^2+2x+85	$- 2 x^{3} - 15 x^{2} + 2 x + 85$
77509	Solve Using the Quadratic Formula	x^2+8x+52=0	$x^{2} + 8 x + 52 = 0$
77510	Find the Maximum/Minimum Value	2x^2-8x+12	$2 x^{2} - 8 x + 12$
77511	Solve Using the Quadratic Formula	-x^2+9=0	$- x^{2} + 9 = 0$
77512	Solve Using the Quadratic Formula	x^2=-11x-10	$x^{2} = - 11 x - 10$
77513	Find the Maximum/Minimum Value	-2x^2-8x-11	$- 2 x^{2} - 8 x - 11$
77514	Solve Using the Quadratic Formula	x^2=12x-52	$x^{2} = 12 x - 52$
77515	Find the Maximum/Minimum Value	2x^2-20x-9	$2 x^{2} - 20 x - 9$
77516	Solve Using the Quadratic Formula	x^2=4/9x	$x^{2} = \frac{4}{9} x$
77517	Find the Maximum/Minimum Value	-2x^2-20x-48	$- 2 x^{2} - 20 x - 48$
77518	Solve Using the Quadratic Formula	x^2=5/8x	$x^{2} = \frac{5}{8} x$
77519	Find the Maximum/Minimum Value	2x^2+8x-5	$2 x^{2} + 8 x - 5$
77520	Find the Maximum/Minimum Value	-2x^2+8x-10	$- 2 x^{2} + 8 x - 10$
77521	Solve Using the Quadratic Formula	x^2+x-156=0	$x^{2} + x - 156 = 0$
77522	Solve Using the Quadratic Formula	x^2-10x+74=0	$x^{2} - 10 x + 74 = 0$
77523	Find the Maximum/Minimum Value	-2x^2+400x	$- 2 x^{2} + 400 x$
77524	Solve Using the Quadratic Formula	x^2-10x-7=0	$x^{2} - 10 x - 7 = 0$
77525	Find the Maximum/Minimum Value	-2x^2+520x	$- 2 x^{2} + 520 x$
77526	Solve Using the Quadratic Formula	x^2-10x-7=3	$x^{2} - 10 x - 7 = 3$
77527	Solve Using the Quadratic Formula	x^2-11x=-30	$x^{2} - 11 x = - 30$
77528	Solve Using the Quadratic Formula	x^2-12x+1=0	$x^{2} - 12 x + 1 = 0$
77529	Find the Maximum/Minimum Value	-2x^2-16x-30	$- 2 x^{2} - 16 x - 30$
77530	Solve Using the Quadratic Formula	x^2-12x+25=0	$x^{2} - 12 x + 25 = 0$
77531	Find the Maximum/Minimum Value	2x^2-12x-3	$2 x^{2} - 12 x - 3$
77532	Solve Using the Quadratic Formula	x^2-12x-11=0	$x^{2} - 12 x - 11 = 0$
77533	Solve Using the Quadratic Formula	x^2=8x-7	$x^{2} = 8 x - 7$
77534	Solve Using the Quadratic Formula	x^2=20x-100	$x^{2} = 20 x - 100$
77535	Solve Using the Quadratic Formula	x^2=21-4x	$x^{2} = 21 - 4 x$
77536	Find the Range	f(x)=2 if x<4; -3 if x>=4	$f (x) = {\begin{cases} 2 & x < 4 \\ - 3 & x \geq 4 \end{cases}$
77537	Solve Using the Quadratic Formula	x^2+6x+9=49	$x^{2} + 6 x + 9 = 49$
77538	Find the Range	f(x)=2x if x<=0; 6 if x>0	$f (x) = {\begin{cases} 2 x & x \leq 0 \\ 6 & x > 0 \end{cases}$
77539	Solve Using the Quadratic Formula	x^2+6x-91=0	$x^{2} + 6 x - 91 = 0$
77540	Solve Using the Quadratic Formula	-x^2+5x=3	$- x^{2} + 5 x = 3$
77541	Solve Using the Quadratic Formula	x^2+5x-35=3x	$x^{2} + 5 x - 35 = 3 x$
77542	Solve Using the Quadratic Formula	x^2+5x-9=0	$x^{2} + 5 x - 9 = 0$
77543	Solve Using the Quadratic Formula	x^2+5x-90=0	$x^{2} + 5 x - 90 = 0$
77544	Solve Using the Quadratic Formula	x^2+4x=14	$x^{2} + 4 x = 14$
77545	Solve Using the Quadratic Formula	x^2+45=12x	$x^{2} + 45 = 12 x$
77546	Solve Using the Quadratic Formula	x^2+40=12x	$x^{2} + 40 = 12 x$
77547	Solve Using the Quadratic Formula	x^2+25x=0	$x^{2} + 25 x = 0$
77548	Solve Using the Quadratic Formula	x^2+22x=0	$x^{2} + 22 x = 0$
77549	Find the Range	f(x)=3x-2 if x<=1; x+3 if x>1	$f (x) = {\begin{cases} 3 x - 2 & x \leq 1 \\ x + 3 & x > 1 \end{cases}$
77550	Find the Range	f(x)=2x-4 if x<=-1; -x+2 if x>-1	$f (x) = {\begin{cases} 2 x - 4 & x \leq - 1 \\ - x + 2 & x > - 1 \end{cases}$
77551	Solve Using the Quadratic Formula	x^2+18x+50=9	$x^{2} + 18 x + 50 = 9$
77552	Find the Range	f(x)=x+4 if x<-3; x-4 if x>=-3	$f (x) = {\begin{cases} x + 4 & x < - 3 \\ x - 4 & x \geq - 3 \end{cases}$
77553	Find the Range	f(x)=-5x if x<0; 5x if x>=0	$f (x) = {\begin{cases} - 5 x & x < 0 \\ 5 x & x \geq 0 \end{cases}$
77554	Solve Using the Quadratic Formula	x^2+3x-13=0	$x^{2} + 3 x - 13 = 0$
77555	Solve Using the Quadratic Formula	x^2+31=0	$x^{2} + 31 = 0$
77556	Solve Using the Quadratic Formula	x^2+3x-3/4=0	$x^{2} + 3 x - \frac{3}{4} = 0$
77557	Find the Range	(4x)/(3x-8)	$\frac{4 x}{3 x - 8}$
77558	Solve Using the Quadratic Formula	r^2-8r=0	$r^{2} - 8 r = 0$
77559	Solve Using the Quadratic Formula	s^2+7s+12=0	$s^{2} + 7 s + 12 = 0$
77560	Solve Using the Quadratic Formula	t^2+3t-18=0	$t^{2} + 3 t - 18 = 0$
77561	Solve Using the Quadratic Formula	t^2+7t+4=0	$t^{2} + 7 t + 4 = 0$
77562	Find the Range	(x-4)(x-2)	$(x - 4) (x - 2)$
77563	Solve Using the Quadratic Formula	t^2-12=0	$t^{2} - 12 = 0$
77564	Solve Using the Quadratic Formula	w^2+10w+24=0	$w^{2} + 10 w + 24 = 0$
77565	Solve Using the Quadratic Formula	v^2-30v+29=0	$v^{2} - 30 v + 29 = 0$
77566	Find the Range	square root of x+3-7	$\sqrt{x + 3} - 7$
77567	Solve Using the Quadratic Formula	v^2-4v=0	$v^{2} - 4 v = 0$
77568	Solve Using the Quadratic Formula	w^2-8w=0	$w^{2} - 8 w = 0$
77569	Solve in Terms of the Arbitrary Variable U	Q=(A-U)/L	$Q = \frac{A - U}{L}$
77570	Solve Using the Quadratic Formula	w^2-6w+9=0	$w^{2} - 6 w + 9 = 0$
77571	Solve Using the Quadratic Formula	x^2-2/3x+1/9=8/9+1/9	$x^{2} - \frac{2}{3} x + \frac{1}{9} = \frac{8}{9} + \frac{1}{9}$
77572	Solve Using the Quadratic Formula	x^2+(x+6)^2=30^2	$x^{2} + {(x + 6)}^{2} = 30^{2}$
77573	Solve Using the Quadratic Formula	x^2+11x-7=0	$x^{2} + 11 x - 7 = 0$
77574	Solve Using the Quadratic Formula	x^2+12x+36=5	$x^{2} + 12 x + 36 = 5$
77575	Solve in Terms of the Arbitrary Variable x	2x-y+3z=-5 -x+y-z=1 4x-3y+5z=-5	$2 x - y + 3 z = - 5$ $- x + y - z = 1$ $4 x - 3 y + 5 z = - 5$
77576	Solve Using the Quadratic Formula	x^2+10x+25=12	$x^{2} + 10 x + 25 = 12$
77577	Solve Using the Quadratic Formula	x^2+16x=-15	$x^{2} + 16 x = - 15$
77578	Solve in Terms of the Arbitrary Variable x	3x-5y+z=5 , x+y=7	$3 x - 5 y + z = 5$ , $x + y = 7$
77579	Solve Using the Quadratic Formula	x^2+16x=-64	$x^{2} + 16 x = - 64$
77580	Solve in Terms of the Arbitrary Variable n	a_n=4n-3	$a_{n} = 4 n - 3$
77581	Solve Using the Quadratic Formula	x^2+14x=-40	$x^{2} + 14 x = - 40$
77582	Solve Using the Quadratic Formula	x^2+12x-28=0	$x^{2} + 12 x - 28 = 0$
77583	Solve in Terms of the Arbitrary Variable n	a_n=2n-3	$a_{n} = 2 n - 3$
77584	Solve Using the Quadratic Formula	x^2+12x-4=0	$x^{2} + 12 x - 4 = 0$
77585	Solve Using the Quadratic Formula	0=3x^2-x-2	$0 = 3 x^{2} - x - 2$
77586	Solve Using the Quadratic Formula	10x^2-26x=-12	$10 x^{2} - 26 x = - 12$
77587	Solve Using the Quadratic Formula	10x^2-3=13x	$10 x^{2} - 3 = 13 x$
77588	Solve in Terms of the Arbitrary Variable Q	M=2P+3Q	$M = 2 P + 3 Q$
77589	Solve Using the Quadratic Formula	100=204t-16t^2	$100 = 204 t - 16 t^{2}$
77590	Solve in Terms of the Arbitrary Variable r	a=1/3f(r+k)	$a = \frac{1}{3} f (r + k)$
77591	Solve Using the Quadratic Formula	0=2x^2-x-1	$0 = 2 x^{2} - x - 1$
77592	Solve in Terms of the Arbitrary Variable a	a_1=2/5 ; a_n=5a_n-1	$a_{1} = \frac{2}{5}$ ; $a_{n} = 5 a_{n - 1}$
77593	Solve Using the Quadratic Formula	0=x^2-2x-24	$0 = x^{2} - 2 x - 24$
77594	Solve Using the Quadratic Formula	0=x^2-29x+100	$0 = x^{2} - 29 x + 100$
77595	Solve in Terms of the Arbitrary Variable z	x^5*x^4=ax^z	$x^{5} \cdot x^{4} = a x^{z}$
77596	Solve Using the Quadratic Formula	0=x^2+5x-6	$0 = x^{2} + 5 x - 6$
77597	Solve in Terms of the Arbitrary Variable z	3x-5y+z=5 , x+y=7	$3 x - 5 y + z = 5$ , $x + y = 7$
77598	Solve Using the Quadratic Formula	0.4x-0.3x^2=-2	$0.4 x - 0.3 x^{2} = - 2$
77599	Solve in Terms of the Arbitrary Variable z	2x-y+3z=-5 -x+y-z=1 4x-3y+5z=-5	$2 x - y + 3 z = - 5$ $- x + y - z = 1$ $4 x - 3 y + 5 z = - 5$
77600	Solve Using the Quadratic Formula	x^2-3x-15=0	$x^{2} - 3 x - 15 = 0$