Question

find the value of 34squre- 21squre​

Answer 1

Answer:

715

Step-by-step explanation:

for easy purpose we will use the identity

a^2 - b^2 = (a+b) (a-b)

so (34+21) (34-21)

55*13

715

HOPE IT HELPS

Answer 2

Answer:

we know that

34² = 1156

21² = 441

from the question

34²-21²

=1156-441

=715

this is the answer for your question

Step-by-step explanation:

I HOPE THIS HELPS YOU