Combine like terms.-(-9m) - (-6m)
A. 3m
B. -15m
C. -3m
D. 15m
Answer: D
Mathematics
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Determine whether the following is always true or not always true. Given reasons for your answers.|u| = 
What will be an ideal response?
Mathematics
Solve the problem.There are 3 cards in a hat; one is a King, one is a Queen, and one is an Ace. Two cards are to be selected at random without replacement. Using a tree diagram , obtain the sample space for the experiment. List the elements that make up the sample space.
A. KQA, QKA, AKQ B. KQ, KA, Q K, Q A, A K, A Q C. KK, K Q , KA, Q K , Q Q , Q A, AK , AQ , A A D. KKQ, KKQ, QAK, AQ A
Mathematics
Multiply.(a - 7)(a + 7)
A. a2 + 14a - 49 B. a2 - 14a - 49 C. a2 - 49 D. a2 - 14
Mathematics
Write the equation in its equivalent exponential form.2 = log3x
A. 3x = 2 B. x2 = 3 C. 23 = x D. 32 = x
Mathematics