Rewrite the statement using the distributive property.7(7 - 5) = _______
A. 7 ? 7 - 7 ? 5
B. 7 - 7 - 5
C. 7 ? 7 - 5
D. 7 ? 7 ? 5
Answer: A
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Find the derivative.y = - 2x7
A. - 14x6 B. - 2x6 C. - 14x8 D. - 14x7
Identify the property illustrated by the statement.1 + 5 = 5 + 1
A. Associative B. Commutative C. Distributive D. Identity E. Inverse
Provide an appropriate response.A student solved the system of equations x + 2y = 43x + 6y = 12for x in the first equation, and substituted into the second equation. The y's also disappeared in the process. The student claimed that the system of equations has no solution. Is this correct?
Fill in the blank(s) with the appropriate word(s).
Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = -x2 + 14x - 6
A. x = -7 B. x = 43 C. x = 14 D. x = 7