Answer:
Step-by-step explanation:
Let's apply the formula (x+y)² = x² + 2xy + y²
Here, x = -a and y = b
So,
= (-a)² + 2(-a)(b) + (b)²
= a² - 2ab + b²
Hence, it has been proved that (-a + b)² = a² - 2ab + b².
Hope this helped!
<h3>~AH1807</h3>
The net represents a toy box that has the shape of a rectangular prism. Each unit on the coordinate plane represents 1 meter. If
a can of spray paint covers 5 square meters, how many cans of spray paint are needed to paint the inside and outside of the toy box yellow?
A) 2
B) 4
C) 6
A) 2
B) 4
C) 6
1 answer:
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