If cos²α + cos²β = 2, then the value of tan⁴α + sin⁸β is
cos²α + cos²β = 2 Put the value of α = β = 0⁰ cos² 0⁰ +cos² 0⁰ = 2 cos0⁰ + cos0⁰ = 2 1² + 1² = 2 2 = 2 ( it satisfies the equation) Now, tan⁴ α + sin⁵ β = tan⁴ 0⁰ + sin⁵0⁰ ⇒ 0 + 0 = 0
The fall in (A)/the number of deaths from heart disease (B)/are generally attributed to (C)/improvements in diet (D).
Each question contains three statements, one or more of which may not be grammatically correct. You are required to identify the incorrect statements f...
In each of the questions, a sentence has been divided into three parts, one of which may contain an error. Identify that fragment and mark it as your ...
Each sentence given below has been divided into four options A, B, C, D one of which is erroneous. Identify the erroneous part and mark that option as ...
The Principal and his Assistant are(1)/ going to do something new(2)/ this Republic Day, because(3)/ of which we are going to have a lot of fun.
In the sentence identify the segment which contains the grammatical error.
I can swim very fast when I was only five.
The following sentence has been divided into parts. One of them may contain an error. Select the part that contains the error from the given options. I...
The Modi government had earlier (A)/refuses to hold bilateral talks on (B)/any issue other than the boundary (C).
Directions: In each of the questions, a sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark ...
Find the appropriate answer.