Math, asked by Sneha7654327, 8 months ago

Find the square of the following:- (2x+5), (3x-5), (x-1/x), (2x+3/y)​

Answers

Answered by pratyakshgoel
1

Answer:

i 2x+5

(2x+5)²

(2x)²+(5)²+2(2x)(5)

4x²+25+20x

ii 3x-5

(3x-5)²

(3x)²+(5)²-2(3x)(5)

9x²+25-30x

iii x-1/x

(x-1/x)²

x²+(1/x)²-2(x)(1/x)

x²+1/x²-2

iv 2x+3/y

(2x+3/y)²

(2x)²+(3/y)²+2(2x)(3/y)

4x²+9/y²+12x/y

Similar questions
Physics, 4 months ago