Evaluate the expression.Let x = 7, y = -7. Evaluate 4
+ 5
.
A. 7
B. -63
C. -7
D. 63
Answer: D
Mathematics
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Solve the equation.
x + 5 = 11
A. 
B. 
C. 15
D. 30
Mathematics
The rectangular coordinates of a point are given. Find polar coordinates of the point. Express ? in radians.(-4, 0)
A. 
B. 
C. (4, 0)
D. (4, ?)
Mathematics
Find 
at the given point. 4xe7y = 19; (1, 0)
A. 
B. -1
C. - 
D. - 
Mathematics
Find the indicated term of the geometric sequence.7th term of 0.2, 0.02, 0.002, . . .
A. 0.000002 B. 0.0000002 C. 0.00000002 D. 0
Mathematics