Question

Fill proper terms in the following boxes.
$1) {(x + 2y)}^{2} = {x}^{2} + ....... + {4y}^{2}$
$2) {(2x - 5y)}^{2} = ....... - {20xy}^{2} + ......$
$3) {(101)}^{2} = {(100 + 1)}^{2} = ....... + ....... + {1}^{2} = .......$
$4) {(98)}^{2} = {(100 - 2)}^{2} = 10000 - ....... + ........ = ........$
$5) {(5m + 3n)(5m - 3n)}^ = ....... - ....... = ....... - .......$
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Answer 1

Answer:

Bhai bio Ka Puch le but maths nai

Answer 2

Answer:

7th n pls tell me the correct answer...pls dont spam