Mathematics, 21.04.2021 01:00 KelseyCope1184
Pls help I’ll give brainliest and Heart and five star.
The area (in square feet) of the school sigh can be represented by 15x^2-x-2
a. Write an expression that represents the length of the sign. _
b. Describe two ways to find the area of the sign when x=3
1. Substitute __ for __ into the expression for the area 15x^2-x-2, then simplify
2. Substitute __ for __ into the expression for the length (__) and width (3x+1) , simplify each, then multiply these two numbers.
Answers: 3
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Pls help I’ll give brainliest and Heart and five star.
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