Wrong Question (Question: 277550.0 ) :: Toprankers

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Pawan Dubey

· started a discussion

· 1 Months ago

Wrong Question (Question: 277550.0 )

The second equation should be psin(x)+qcos(x)

Question:

If p cos $θ$ – q sin $θ$ = r, then p sin $θ$ + q cos $θ$ = ?

Options:

A)

$\pm \sqrt{p^{2} + q^{2} + r^{2}}$

B)

$\pm \sqrt{p^{2} - q^{2} + r^{2}}$

C)

$\pm \sqrt{p^{2} + q^{2} - r^{2}}$

D)

$\pm \sqrt{p^{2} - q^{2} - r^{2}}$

Solution:

Ans: (c)

Ravindra singh rathore

· commented

· 1 Months ago

You are right. The question is wrong. Why did no one else raise this issue?

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