Solve the problem.A parallelogram has a base of length x + 7 and a height of x + 2 and has an area of 50 square units. Find the base and height of the parallelogram. (A = BH)
A. height = 2 units; base = 25 units
B. height = 1 unit; base = 50 units
C. height = 6.25 units; base = 8 units
D. height = 5 units; base = 10 units
Answer: D
Mathematics
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Write the first five terms of the geometric sequence with the first term a1 and common ratio r.a1 = - 
, r = - 
A. 
, - 
, 
, - 
, 
B. - 
, - 
, - 
, - 
, - 
C. - 
, 
, - 
, 
, - 
D. - 
, 
, - 
, 
, - 
Mathematics
Find a symbolic representation for f-1(x).f(x) = (x + 6)2
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
- 6
D. Not a one-to-one function
Mathematics
Calculate 
.A = 
A. -41 B. 121 C. 41 D. -31
Mathematics
Find the 3rd term in the binomial expansion.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics