Write the expression as a complex number in the form a + bi.
A. 7 - 
B. 7 - 
i
C. 7 - 
i
D. 7 - 7
i
Answer: C
Mathematics
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.A hyperbola having a focus at (0, - 2
) and corresponding directrix 
.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
For the given sets, construct a Venn diagram and place the elements in the proper region.Let U = {c, e, f, j, q, m, w}A = {e, f, j, m}B = {c, e, f, w}
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression by using the order of operations.42 ? 93 + (4 - 2) ? 10
A. 236 B. 11,724 C. 11,684 D. 1316
Mathematics
Provide an appropriate response.There is only one method used to solve all word problems.
A. True B. False
Mathematics