Subject: Maths, asked on 24/5/18

## I am reposting my query please do answer aa fast as possible. Q.17. Compare the areas of the right angled triangles ABC and DEF in which $\angle$A = 30$°$, $\angle$B = 90$°$, AC = 4 cm, $\angle$D = 60$°$, $\angle$E = 90$°$ and DE = 4 cm.

Subject: Maths, asked on 22/5/18

## Q4. The area of the triangle formed by the line $\frac{x}{p}+\frac{y}{p}=1$ with the coordinate axes is (a) $\frac{1}{2}$ pq (b) $\frac{1}{4}$ pq (c) 2 pq (d) pq

Subject: Maths, asked on 22/5/18

## Q.15.$\frac{{\mathrm{cos}}^{2}\theta }{1-\mathrm{tan}\theta }+\frac{{\mathrm{sin}}^{3}\theta }{\mathrm{sin}\theta -\mathrm{cos}\theta }=1+\mathrm{sin}\theta .\mathrm{cos}\theta$

Subject: Maths, asked on 22/5/18

## (cosecA-sinA) (secA-cosA)=1/sin^2A-sin^4A

Subject: Maths, asked on 21/5/18

## Please prove the following and please do not send any links please. Q7. If x = a cos2 $\mathrm{\theta }$, y = b sin3$\mathrm{\theta }$, prove that ${\left(\frac{x}{a}\right)}^{2}{3}}+{\left(\frac{y}{b}\right)}^{2}{3}}$ =1.

Subject: Maths, asked on 21/5/18

## Please prove this and do not send any links please.  Thnx for your help.

Subject: Maths, asked on 20/5/18

## 1.  If  , then prove that

Subject: Maths, asked on 19/5/18

## Question 20

Subject: Maths, asked on 19/5/18

## Question 61 Q61. If cos A – sin A = m and cos A + sin A = n, show that             .

Subject: Maths, asked on 19/5/18

## If 5cos theta+7 sin theta=7,prove that5 sin theta-7 cos theta=+-5

Subject: Maths, asked on 19/5/18

## Justify whether True or false. Solve and please do not send any links for the query . Thnx for your help. Q. $\mathrm{cos}\theta =\frac{{a}^{2}+{b}^{2}}{2ab}$ where a and b are two distinct numbers such that ab > 0.

Subject: Maths, asked on 19/5/18

## If sin theetha +cos theetha =2 Cosec theetha + sec theetha =???

Subject: Maths, asked on 19/5/18

## Solve the 3 Question and please prove it true or false. Q.3. $\sqrt{\left(1-{\mathrm{cos}}^{2}\theta \right)se{c}^{2}\theta }=\mathrm{tan}\theta$

Subject: Maths, asked on 18/5/18

## if sin theta = cos[theta-6] find the value of theta

Subject: Maths, asked on 17/5/18

## Please answer the following query and please do not send any links. Q.46. Show that $3{\left(\mathrm{sin}\theta -\mathrm{cos}\theta \right)}^{4}+6{\left(\mathrm{sin}\theta +\mathrm{cos}\theta \right)}^{2}+4\left({\mathrm{sin}}^{6}\theta +{\mathrm{cos}}^{6}\theta \right)$ is independent $\theta$.

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