Find the limit algebraically.
(2x + 7)
A. -18
B. 3
C. 9
D. does not exist
Answer: B
Mathematics
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Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. 3x2 + 13x - 15 = 0
A. a = 3, b = -13, c = 15 B. a = 3, b = 13, c = -15 C. a = 3, b = -13, c = -15 D. a = 3, b = 13, c = 15
Mathematics
Determine whether the function is one-to-one.f(x) = 7x + 8
A. One-to-one B. Not one-to-one
Mathematics
Find the opposite (additive inverse) of the number.
A. -10
B. - 
C. 10
D. 0
Mathematics
Add.(7n5 + 2n2 + 7) + (5n5 - 4n2 + 8)
A. 12n5 - 2n2 + 15 B. 25n7 C. 12 - 2n5 + 15n2 D. 12n5 + 3n2 + 10
Mathematics