Mathway | Problemi più comuni

Problemi più comuni

Livello	Argomento	Problema	Problema formattato
14601	求解?	cot(x)=3/4	$\cot (x) = \frac{3}{4}$
14602	求解?	cos(3x)-cos(5x)=0	$\cos (3 x) - \cos (5 x) = 0$
14603	求解?	cos(3x-45)=1/2	$\cos (3 x - 45) = \frac{1}{2}$
14604	求解?	cos(pi-x)+sin(pi/2+0)=0	$\cos (π - x) + \sin (\frac{π}{2} + 0) = 0$
14605	求解?	cos(pix)=-0.6	$\cos (π x) = - 0.6$
14606	求解?	cos(pi+x)=-cos(x)	$\cos (π + x) = - \cos (x)$
14607	求解?	cot(x)=-2	$\cot (x) = - 2$
14608	求解?	cot(x)=-0.588	$\cot (x) = - 0.588$
14609	求解?	cot(x)=2cos(x)	$\cot (x) = 2 \cos (x)$
14610	求解?	cot(x)=4	$\cot (x) = 4$
14611	求解?	cot(x)=5/12	$\cot (x) = \frac{5}{12}$
14612	求解?	cos(x)=45	$\cos (x) = 45$
14613	求解?	cos(x)=7	$\cos (x) = 7$
14614	求解?	cos(-x)=-cos(x)	$\cos (- x) = - \cos (x)$
14615	求解?	cos(x)-4=-3	$\cos (x) - 4 = - 3$
14616	求θ的弧度	cos(theta)=( radice quadrata di 3)/2	$\cos (x) \cos (2 x) + \sin (x) \sin (2 x) = \frac{\sqrt{3}}{2}$
14617	求解?	cos(2x)+sin(x)^2=0	$\cos (2 x) + \sin^{2} (x) = 0$
14618	求解?	cos(x/3)=-1	$\cos (\frac{x}{3}) = - 1$
14619	求解?	cos((3pi)/2+x)=sin(x)	$\cos (\frac{3 π}{2} + x) = \sin (x)$
14620	求解?	cos(x)=sec(x)	$\cos (x) = \sec (x)$
14621	求解?	cos(x-pi/4)-1=0	$\cos (x - \frac{π}{4}) - 1 = 0$
14622	求解?	cos(x- radice quadrata di 3)sin(x)=1	$\cos (x - \sqrt{3}) \sin (x) = 1$
14623	求解?	cos(x-pi/3)-1=0	$\cos (x - \frac{π}{3}) - 1 = 0$
14624	求解?	cos(x)=5/7	$\cos (x) = \frac{5}{7}$
14625	求解?	cos(x)=5/8	$\cos (x) = \frac{5}{8}$
14626	求解?	cos(x)=0.3	$\cos (x) = 0.3$
14627	求解?	cos(x)=-0.33	$\cos (x) = - 0.33$
14628	求解?	cos(x) = square root of 3-cos(x)	$\cos (x) = \sqrt{3} - \cos (x)$
14629	求解?	cos(x)=40/41	$\cos (x) = \frac{40}{41}$
14630	求解?	cos(x)=0.8771	$\cos (x) = 0.8771$
14631	求解?	cos(x)=-0.6667	$\cos (x) = - 0.6667$
14632	求解?	cos(x)=0.7	$\cos (x) = 0.7$
14633	求解?	cos(x)=-0.39	$\cos (x) = - 0.39$
14634	求解?	r=5csc(x)	$r = 5 \csc (x)$
14635	求解?	r=9sin(x)	$r = 9 \sin (x)$
14636	求解?	r=3-2sin(x)	$r = 3 - 2 \sin (x)$
14637	求解?	r=4sin(2x)	$r = 4 \sin (2 x)$
14638	求解?	sec(x)=-(2 radice quadrata di 3)/3	$\sec (x) = - \frac{2 \sqrt{3}}{3}$
14639	求解?	sec(x)=(-2 radice quadrata di 3)/3	$\sec (x) = \frac{- 2 \sqrt{3}}{3}$
14640	求解?	sec(x)=-(4 radice quadrata di 7)/7	$\sec (x) = - \frac{4 \sqrt{7}}{7}$
14641	求解?	sec(x)=9/8	$\sec (x) = \frac{9}{8}$
14642	求解?	sec(x)=6/5	$\sec (x) = \frac{6}{5}$
14643	求解?	sec(x)=12.53	$\sec (x) = 12.53$
14644	求解?	sec(x)=-1/2	$\sec (x) = - \frac{1}{2}$
14645	求解?	sec(x)=8	$\sec (x) = 8$
14646	求解?	sec(x)-2tan(x)=0	$\sec (x) - 2 \tan (x) = 0$
14647	求解?	sec(x)=cos(x)	$\sec (x) = \cos (x)$
14648	求解?	sec(x)-tan(x)=(cos(x))/(1+sin(x))	$\sec (x) - \tan (x) = \frac{\cos (x)}{1 + \sin (x)}$
14649	求解?	sec(x)=1.22	$\sec (x) = 1.22$
14650	求解?	sec(x)=1.6	$\sec (x) = 1.6$
14651	求解?	sec(x)=-4.3	$\sec (x) = - 4.3$
14652	求解?	sec(x)=6	$\sec (x) = 6$
14653	求解?	sec(x)=-3	$\sec (x) = - 3$
14654	求解?	csc(x)=-4	$\csc (x) = - 4$
14655	求解?	csc(x)=-1.1547	$\csc (x) = - 1.1547$
14656	求解?	csc(x)=0	$\csc (x) = 0$
14657	求解?	csc(x)=1.4	$\csc (x) = 1.4$
14658	求解?	csc(x)+ radice quadrata di 2=0	$\csc (x) + \sqrt{2} = 0$
14659	求解?	csc(x)=8/7	$\csc (x) = \frac{8}{7}$
14660	求解?	csc(x)=5/4	$\csc (x) = \frac{5}{4}$
14661	求解?	csc(x)=- radice quadrata di 6	$\csc (x) = - \sqrt{6}$
14662	求解?	csc(x)=-9/8	$\csc (x) = - \frac{9}{8}$
14663	求解?	cot(x)=-3	$\cot (x) = - 3$
14664	求解?	cot(x)=sin(x)	$\cot (x) = \sin (x)$
14665	求解?	csc(x)=( radice quadrata di 28)/5	$\csc (x) = \frac{\sqrt{28}}{5}$
14666	求解?	csc(x)=12/5	$\csc (x) = \frac{12}{5}$
14667	求解?	csc(x)-1=3/2*csc(x)	$\csc (x) - 1 = \frac{3}{2} \cdot \csc (x)$
14668	求解?	csc(x/2)=sin(x/2)	$\csc (\frac{x}{2}) = \sin (\frac{x}{2})$
14669	求解?	csc(x)=6	$\csc (x) = 6$
14670	求解?	f(pi/6)=2cos(x)-cos(2x)	$f (\frac{π}{6}) = 2 \cos (x) - \cos (2 x)$
14671	求解?	csc(3x)=-1	$\csc (3 x) = - 1$
14672	求解?	PV=nRtheta	$P V = n R θ$
14673	求解?	rsin(x)^2=12cos(x)	$r \sin^{2} (x) = 12 \cos (x)$
14674	求解?	r=2/(1+5sin(x))	$r = \frac{2}{1 + 5 \sin (x)}$
14675	求解?	csc(2x)-cot(2x)=tan(x)	$\csc (2 x) - \cot (2 x) = \tan (x)$
14676	求解?	r=12cos(x)	$r = 12 \cos (x)$
14677	求解?	r=1-2cos(x)	$r = 1 - 2 \cos (x)$
14678	求解?	sin(x)=5	$\sin (x) = 5$
14679	求解?	sin(x+pi/4)=1/2	$\sin (x + \frac{π}{4}) = \frac{1}{2}$
14680	求解?	sin(x+90)=cos(x)	$\sin (x + 90) = \cos (x)$
14681	求解?	sin(x/2)=-1	$\sin (\frac{x}{2}) = - 1$
14682	求解?	sin(x)=cos(4x+60)	$\sin (x) = \cos (4 x + 60)$
14683	求解?	sin(x)=cos(20+30)	$\sin (x) = \cos (20 + 30)$
14684	求解?	sin(x)-1=cos(x)	$\sin (x) - 1 = \cos (x)$
14685	求解?	sin(x)-4=-5sin(x)	$\sin (x) - 4 = - 5 \sin (x)$
14686	求解?	sin(x)-cos(x)=0	$\sin (x) - \cos (x) = 0$
14687	求解?	sin(x/2)=1	$\sin (\frac{x}{2}) = 1$
14688	求解?	sin(2x)=3/4	$\sin (2 x) = \frac{3}{4}$
14689	求解?	sin(2x)=3cos(2x)	$\sin (2 x) = 3 \cos (2 x)$
14690	求解?	sin(3x)=0	$\sin (3 x) = 0$
14691	求解?	sin(3x)=-( radice quadrata di 3)/2	$\sin (3 x) = - \frac{\sqrt{3}}{2}$
14692	求解?	sin(3x)=1/2	$\sin (3 x) = \frac{1}{2}$
14693	求解?	sin((2x)/3)=1	$\sin (\frac{2 x}{3}) = 1$
14694	求解?	tan(x)=-3/5	$\tan (x) = - \frac{3}{5}$
14695	求解?	tan(x)=3/7	$\tan (x) = \frac{3}{7}$
14696	求解?	tan(x)=3/8	$\tan (x) = \frac{3}{8}$
14697	求解?	tan(x)=21/20	$\tan (x) = \frac{21}{20}$
14698	求解?	tan(x)=15.9/36.4	$\tan (x) = \frac{15.9}{36.4}$
14699	求解?	tan(x)=125/172	$\tan (x) = \frac{125}{172}$
14700	求解?	tan(x)=-15/8	$\tan (x) = - \frac{15}{8}$