Mathway | 热门问题

热门问题

等级	主题	问题	格式化的问题
102701	f(g(x)) ज्ञात करें	f(x)=2x-5 , g(x) = square root of x+2	$f (x) = 2 x - 5$ , $g (x) = \sqrt{x + 2}$
102702	求出顶点	f(x)=-x^2+4x-4	$f (x) = - x^{2} + 4 x - 4$
102703	绘制图像	y>=4x	$y \geq 4 x$
102704	求出顶点	f(x)=x^2+5x-6	$f (x) = x^{2} + 5 x - 6$
102705	加	2 7+3 的平方根 7 的平方根	$2 \sqrt{7} + 3 \sqrt{7}$
102706	加	28+ 的平方根 63 的平方根	$\sqrt{28} + \sqrt{63}$
102707	f(g(x)) ज्ञात करें	f(x)=7x-3 g(x)=(x+7)/3	$f (x) = 7 x - 3$ $g (x) = \frac{x + 7}{3}$
102708	f(g(x)) ज्ञात करें	f(x)=x+9 g(x)=x-9	$f (x) = x + 9$ $g (x) = x - 9$
102709	求出顶点	d(t)=-16t^2+32t+120	$d (t) = - 16 t^{2} + 32 t + 120$
102710	f(g(x)) ज्ञात करें	f(x)=2x-5 , g(x)=3x+7	$f (x) = 2 x - 5$ , $g (x) = 3 x + 7$
102711	f(g(x)) ज्ञात करें	f(x)=x^2-3 , g(x)=3x-2	$f (x) = x^{2} - 3$ , $g (x) = 3 x - 2$
102712	以标准式表示	5^3i^9	$5^{3} i^{9}$
102713	求出顶点	f(x)=(x-1)^2+3	$f (x) = {(x - 1)}^{2} + 3$
102714	求出顶点	f(x)=-(x-3)^2+2	$f (x) = - {(x - 3)}^{2} + 2$
102715	f(g(x)) ज्ञात करें	f(x)=9x-5 , g(x)=(x+9)/5	$f (x) = 9 x - 5$ , $g (x) = \frac{x + 9}{5}$
102716	求出顶点	f(x)=-3x^2-6x-7	$f (x) = - 3 x^{2} - 6 x - 7$
102717	f(g(x)) ज्ञात करें	f(x)=1/4x^2 , g(x)=-2x^2 , h(x)=4x^2	$f (x) = \frac{1}{4} x^{2}$ , $g (x) = - 2 x^{2}$ , $h (x) = 4 x^{2}$
102718	f(g(x)) ज्ञात करें	f(x) = square root of x-3 , g(x)=x+5	$f (x) = \sqrt{x - 3}$ , $g (x) = x + 5$
102719	求出顶点	f(x)=4x^2-8x+9	$f (x) = 4 x^{2} - 8 x + 9$
102720	f(g(x)) ज्ञात करें	f(x)=1/(x-6) g(x)=1/x	$f (x) = \frac{1}{x - 6}$ $g (x) = \frac{1}{x}$
102721	化简	286 的平方根	$\sqrt{286}$
102722	化简	(a-5)(a^2+5a+25)	$(a - 5) (a^{2} + 5 a + 25)$
102723	f(g(x)) ज्ञात करें	f(x)=x^2-7 , g(x)=3x-3	$f (x) = x^{2} - 7$ , $g (x) = 3 x - 3$
102724	求出顶点	f(x)=-3x^2+12x-13	$f (x) = - 3 x^{2} + 12 x - 13$
102725	求出顶点	g(x)=-x^2-10x+11	$g (x) = - x^{2} - 10 x + 11$
102726	求出顶点	p(x)=-5x^2+280x-3515	$p (x) = - 5 x^{2} + 280 x - 3515$
102727	求最大/最小值	f(x)=3x^2-24x-9	$f (x) = 3 x^{2} - 24 x - 9$
102728	f(g(x)) ज्ञात करें	f(x)=4x-4 , g(x)=x^2-4	$f (x) = 4 x - 4$ , $g (x) = x^{2} - 4$
102729	w के लिये हल कीजिये	(w+14)/(4w+6)=3/4	$\frac{w + 14}{4 w + 6} = \frac{3}{4}$
102730	f(g(x)) ज्ञात करें	f(x)=x/4 , g(x)=4x	$f (x) = \frac{x}{4}$ , $g (x) = 4 x$
102731	求最大/最小值	f(x)=-4x^2+8x-3	$f (x) = - 4 x^{2} + 8 x - 3$
102732	f(g(x)) ज्ञात करें	f(x)=4x-7 , g(x)=4-x	$f (x) = 4 x - 7$ , $g (x) = 4 - x$
102733	求最大/最小值	f(x)=-2x^2+4x-5	$f (x) = - 2 x^{2} + 4 x - 5$
102734	f(g(x)) ज्ञात करें	f(x)=9/(x-5) , g(x)=9/x+5	$f (x) = \frac{9}{x - 5}$ , $g (x) = \frac{9}{x} + 5$
102735	f(g(x)) ज्ञात करें	f(x)=(x-3)/10 , g(x)=10x+3(g*f)(x)	$f (x) = \frac{x - 3}{10}$ , $g (x) = 10 x + 3 (g \cdot f) (x)$
102736	f(g(x)) ज्ञात करें	f(x) = square root of x+6 , g(x)=8x-10	$f (x) = \sqrt{x + 6}$ , $g (x) = 8 x - 10$
102737	求最大/最小值	f(x)=x^2+4x+7	$f (x) = x^{2} + 4 x + 7$
102738	求最大/最小值	f(x)=-x^2+4x-7	$f (x) = - x^{2} + 4 x - 7$
102739	m के लिये हल कीजिये	14+8m=14-3m-5m	$14 + 8 m = 14 - 3 m - 5 m$
102740	f(g(x)) ज्ञात करें	f(x)=6x^2-9x , g(x)=3x	$f (x) = 6 x^{2} - 9 x$ , $g (x) = 3 x$
102741	求出两点之间的距离	(2,-5) , (6,3)	$(2, - 5) (6, 3)$
102742	f(g(x)) ज्ञात करें	f(x)=x^-2 g(x)=(x-1)/3	$f (x) = x^{- 2}$ $g (x) = \frac{(x - 1)}{3}$
102743	求最大/最小值	y=2(x+2)^2-3	$y = 2 {(x + 2)}^{2} - 3$
102744	求最大/最小值	y=3x^2-4x-2	$y = 3 x^{2} - 4 x - 2$
102745	f(g(x)) ज्ञात करें	f(x)=9x-2 g(x)=(x+2)/9	$f (x) = 9 x - 2$ $g (x) = \frac{x + 2}{9}$
102746	求最大/最小值	h(t)=76t-16t^2	$h (t) = 76 t - 16 t^{2}$
102747	f(g(x)) ज्ञात करें	f(x)=4x-3 , g(x)=3x^2-2	$f (x) = 4 x - 3$ , $g (x) = 3 x^{2} - 2$
102748	求最大/最小值	h(t)=64t-16t^2	$h (t) = 64 t - 16 t^{2}$
102749	求最大/最小值	g(x)=x^2-2x+1	$g (x) = x^{2} - 2 x + 1$
102750	通过加法/消元法求解	x+4y=13 , 2x+3y=6	$x + 4 y = 13$ , $2 x + 3 y = 6$
102751	f(g(x)) ज्ञात करें	f(x)=5x+9 ; g(x)=2x-1	$f (x) = 5 x + 9$ ; $g (x) = 2 x - 1$
102752	通过加法/消元法求解	2x+3y+7z=13 , 3x+2y-5z=-22 , 5x+7y-3z=-28	$2 x + 3 y + 7 z = 13$ , $3 x + 2 y - 5 z = - 22$ , $5 x + 7 y - 3 z = - 28$
102753	化简	(-3+8i)(-3-8i)	$(- 3 + 8 i) (- 3 - 8 i)$
102754	通过代入法求解	y=6x , 2x+3y=-20	$y = 6 x$ , $2 x + 3 y = - 20$
102755	通过加法/消元法求解	x^2+y^2=49 , y^2-5x=49	$x^{2} + y^{2} = 49$ , $y^{2} - 5 x = 49$
102756	通过加法/消元法求解	4x^2-5y^2=-16 , 5x^2+2y^2=13	$4 x^{2} - 5 y^{2} = - 16$ , $5 x^{2} + 2 y^{2} = 13$
102757	f(g(x)) ज्ञात करें	f(x)=1/(x-4) , g(x)=16/x	$f (x) = \frac{1}{x - 4}$ , $g (x) = \frac{16}{x}$
102758	通过加法/消元法求解	3x^2-5y^2=-33 , 2x^2+3y^2=35	$3 x^{2} - 5 y^{2} = - 33$ , $2 x^{2} + 3 y^{2} = 35$
102759	通过代入法求解	-x+3y=6 , x-3y=-6	$- x + 3 y = 6$ , $x - 3 y = - 6$
102760	通过代入法求解	-x+4y=-4 , x-4y=4	$- x + 4 y = - 4$ , $x - 4 y = 4$
102761	通过代入法求解	x+5y=4 , 3x+15y=-1	$x + 5 y = 4$ , $3 x + 15 y = - 1$
102762	f(g(x)) ज्ञात करें	f(x)=6x-3 , g(x)=5/(x+3)	$f (x) = 6 x - 3$ , $g (x) = \frac{5}{x + 3}$
102763	通过代入法求解	x+4y=-8 , x-4y=-8	$x + 4 y = - 8$ , $x - 4 y = - 8$
102764	f(g(x)) ज्ञात करें	f(x)=10x+6 , g(x)=(x-6)/10	$f (x) = 10 x + 6$ , $g (x) = \frac{x - 6}{10}$
102765	通过代入法求解	x-3y=9 , -x+3y=9	$x - 3 y = 9$ , $- x + 3 y = 9$
102766	通过代入法求解	x-4y=27 , 3x+y=-23	$x - 4 y = 27$ , $3 x + y = - 23$
102767	通过代入法求解	-x-7y=14 , -4x-14y=28	$- x - 7 y = 14$ , $- 4 x - 14 y = 28$
102768	通过代入法求解	x-2y=8 , x+2y=-4	$x - 2 y = 8$ , $x + 2 y = - 4$
102769	通过代入法求解	x-2y-z=2 , -x+6y-3z=-6 , 2x-11y+5z=11	$x - 2 y - z = 2$ , $- x + 6 y - 3 z = - 6$ , $2 x - 11 y + 5 z = 11$
102770	通过代入法求解	-x-2y=2 , x+2y=2	$- x - 2 y = 2$ , $x + 2 y = 2$
102771	通过代入法求解	x=y-2 , 3x-y=6	$x = y - 2$ , $3 x - y = 6$
102772	通过代入法求解	xy=8 , x^2+y^2=65	$x y = 8$ , $x^{2} + y^{2} = 65$
102773	f(g(x)) ज्ञात करें	f(x)=2x-3 g(x)=x+8	$f (x) = 2 x - 3$ $g (x) = x + 8$
102774	通过代入法求解	y=5x , 10x-2y=0	$y = 5 x$ , $10 x - 2 y = 0$
102775	f(g(x)) ज्ञात करें	f(x)=3x-5 , g(x)=4x^2-2	$f (x) = 3 x - 5$ , $g (x) = 4 x^{2} - 2$
102776	通过代入法求解	y=-1/4x-1 , 2x-4y=16	$y = - \frac{1}{4} x - 1$ , $2 x - 4 y = 16$
102777	通过代入法求解	xy=4 , x^2+y^2=17	$x y = 4$ , $x^{2} + y^{2} = 17$
102778	通过代入法求解	xy=4 , x^2+y^2=8	$x y = 4$ , $x^{2} + y^{2} = 8$
102779	f(g(x)) ज्ञात करें	f(x)=4x+6 , g(x)=2x^2	$f (x) = 4 x + 6$ , $g (x) = 2 x^{2}$
102780	通过代入法求解	x+y=9 , x-y=-1	$x + y = 9$ , $x - y = - 1$
102781	通过代入法求解	x+y=6 , y-x=6	$x + y = 6$ , $y - x = 6$
102782	f(g(x)) ज्ञात करें	f(x) = x-2 , g(x)=x^5+2 的 5 次方根	$f (x) = \sqrt[5]{x - 2}$ , $g (x) = x^{5} + 2$
102783	通过代入法求解	x+y=3 , y=x^2-3	$x + y = 3$ , $y = x^{2} - 3$
102784	通过代入法求解	x+y=3 , 2x-y=0	$x + y = 3$ , $2 x - y = 0$
102785	通过代入法求解	x+y=4 , y=-3x	$x + y = 4$ , $y = - 3 x$
102786	f(g(x)) ज्ञात करें	f(x)=x+5 , g(x)=5x+5	$f (x) = x + 5$ , $g (x) = 5 x + 5$
102787	通过代入法求解	x+y=5 , y=4x	$x + y = 5$ , $y = 4 x$
102788	通过代入法求解	x+y=12 , y=-4x	$x + y = 12$ , $y = - 4 x$
102789	通过代入法求解	-x+y=1 , x+y=11	$- x + y = 1$ , $x + y = 11$
102790	通过代入法求解	x+y=16 , y=3x	$x + y = 16$ , $y = 3 x$
102791	通过代入法求解	x+y=15 , y=4x	$x + y = 15$ , $y = 4 x$
102792	通过代入法求解	x+y=15 , 4x+3y=38	$x + y = 15$ , $4 x + 3 y = 38$
102793	通过代入法求解	x+y=-2 , x-y=4	$x + y = - 2$ , $x - y = 4$
102794	f(g(x)) ज्ञात करें	f(x)=2x-6 , g(x)=2x+5	$f (x) = 2 x - 6$ , $g (x) = 2 x + 5$
102795	通过代入法求解	y=x+3 , y=2x+4	$y = x + 3$ , $y = 2 x + 4$
102796	通过代入法求解	y=4x , 8x-2y=0	$y = 4 x$ , $8 x - 2 y = 0$
102797	f(g(x)) ज्ञात करें	f(x)=3x^3-2x^2+7x-5 g(x)=5x^2+x-1	$f (x) = 3 x^{3} - 2 x^{2} + 7 x - 5$ $g (x) = 5 x^{2} + x - 1$
102798	通过代入法求解	y=3x-8 , y=4-x	$y = 3 x - 8$ , $y = 4 - x$
102799	f(g(x)) ज्ञात करें	f(x) = square root of 2x , g(x)=7x-9	$f (x) = \sqrt{2 x}$ , $g (x) = 7 x - 9$
102800	通过代入法求解	y=x^2-6x+8 , 2y+x=4	$y = x^{2} - 6 x + 8$ , $2 y + x = 4$