Find the value of 77 square - 66 square
Answers
Answered by
1
Answer:1573
Step-by-step explanation:
(77)²-(66)². [ Using the a²-b²=(a+b)(a-b) formula]
(77+66)(77-66)
143*11
1573
Answered by
1
Answer:
77square-66square
Step-by-step explanation:
=5,929-4,356
=1,573
Similar questions