Answer:
see explanation
Step-by-step explanation:
Her error is in squaring (2y)²
She has (2y)² = 2y²
when it should be 2y × 2y = 4y²
Then
(2y)² = 6² + 8²
4y² = 36 + 64
4y² = 100 ( divide both sides by 4 )
y² = 25 ( take square root of both sides )
y =
= 5
Answer:
Thankkkkkkkkkkkkkkkkk youuuuuuuuuuuuuuu!!!!!!!!
Step-by-step explanation:
Have a blessed day!!!!!
Answer:
(3x5 - 10) • (10x5 + 3)
Step-by-step explanation:
Answer:
3052.1 cm^3
Step-by-step explanation:
hope u get this right :)