Provide an appropriate response.The expression (3 + 5) ÷ 2 contains parentheses. Are they necessary? Explain.
What will be an ideal response?
Yes. Without the parentheses 5 would be divided by 2, then that answer would be added to 3. 
and 
.
Mathematics
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Provide an appropriate response.Write a polynomial in descending powers of x that represents the area of the entire figure.
A. 8x + 14 B. 4x2 + 14x + 12 C. 16x2 + 56x + 48 D. 4x2 + 12x + 11
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Find the surface area of the solid.
A. 142 m2 B. 105 m2 C. 210 m2 D. 71 m2
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Complete.282 L = mL
A. 28.2 B. 0.282 C. 28,200 D. 282,000
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Use factoring techniques to solve the equation.8x2 = 8x
A. {0, 8} B. {1} C. {8, -8} D. {0, 1}
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