Question

pls help me with this question ​

Answer 1

$2 {302521 { {xx \times - 1 \times \times \div 26y311215 < \leqslant {0 \sqrt[ < {?}^{2} ]{?} }^{2} \times \frac{?}{?} \times \frac{?}{?} }^{?} }^{?} }^{?}$

Step-by-step explanation:

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Answer 2

a and b cant be zero as it will become lenear equation in one variable
So (b) (c) n (d) are wrong
Now about (a)
a^2 + b^2 = 0 would imply a=0 and b=0 as a^2 , b^2 are greater then or equal to zero
Thus a^2 + b^2 cant be zero
So (a) is correct