Add.(4a4 - 9a3) + (6a4 + 3a3)
A. 4a7
B. 10a4 - 6a3
C. 10a8 - 6a6
D. 4a14
Answer: B
Mathematics
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Solve the proportion.
= 
A. 8 B. 6 C. 5 D. 21
Mathematics
Use the graph to determine the domain and range of the function. 
A. domain: {x|x ? -2} range: {y|y ? 0} B. domain: {x|x > 0} range: {y|y ? -2} C. domain: {x|x ? -2} range: {y|y > 0} D. domain: {x|x ? 0} range: {y|y ? -2}
Mathematics
Use the information given in the diagram to find A to the nearest degree. Suppose that 
and 
.
?
?
?
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Fill in the blank(s) with the appropriate word(s).
Mathematics
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(x + 2y)(3x + 8y)
A. x2 + 14xy + 16y2 B. x2 + 14xy + 14y2 C. 3x2 + 14xy + 14y2 D. 3x2 + 14xy + 16y2
Mathematics