State the multiplication property illustrated by the given equation.(-70) ? 7 = 7 ? (-70)
A. Identity
B. Zero
C. Distributive
D. Commutative
Answer: D
Mathematics
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Solve the problem.A boat goes 120 miles downstream in the same time it can go 90 miles upstream. The speed of the current is 4 miles per hour. Find the speed of the boat in still water.
A. 24 mph B. 28 mph C. 21 mph D. 32 mph
Mathematics
State whether the fractions are equal or not equal.
, 
A. Equal B. Not equal
Mathematics
Find v ? u.v = 7i - 5j and u = -2i - 9j
A. -59 B. 31 C. -14i + 45j D. 5i - 14j
Mathematics
Factor.5x2 - 14x - 24
A. (5x + 6)(x - 4) B. (6x + 5)(x - 4) C. (x + 5)(x - 4) D. (x - 6)(x - 4)
Mathematics