Answer:
1) 2x^3-2x^2+4x+20
Step-by-step explanation:
line up the equations, having each variable aligned with the similar variable, and distribute the minus sign across the parenthesis
7x^3 + 4x + 13
-(5x^3 + 2x^2 - 7)
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2x^3 - 2x^2 +4x +20
Answer:the area of their front yard and side yards is:
2*3*10 + 9*9 = 141 m^2
They do not need to reseed a proportion of the front yard covering 16 square meters where a flower bed is located:
141 - 16 = 125 m^2 is the area of the yard that the Solomon's want to r
Step-by-step explanation:
Answer: length and width
Step-by-step explanation:
It's irrational.
An irrational number divided by a rational number will result in an irrational number
Answer: 256
Step-by-step explanation:
8x8=64
64x4=256