Explain the mistake, then work the problem correctly.(-2mn6)7 = -14m7n13
What will be an ideal response?
Mistake: calculated (-2)7 as -2 ? 7 to get -14, added exponents of n
Correct: -128m7n42
Mathematics
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Multiply the monomials.
A. 
x36
B. - 
x13
C. 
x13
D. - 
x36
Mathematics
Solve by trial.y ? 2 = 12
A. 5 B. 7 C. 6 D. 0
Mathematics
Find the missing measurement in the figure.
a = 0.9 b = 0.2 cm c = 2 cm
A. z = 1.1 cm B. z = 0.9 cm C. z = 2.7 cm D. z = 1.3 cm
Mathematics
Find the domain of f.f(x) = 
A. {x | x ? 1} B. {x | x ? 7} C. {x | x ? -1} D. {x | x ? ±1}
Mathematics