Solve, using the substitution method, and check.
A. (3, 12)
B. (16, 7)
C. (9, 8)
D. (8, 7)
E. (11, 10)
Answer: D
Mathematics
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Sketch the graph of the given equation. Begin by sketching the traces in the coordinate planes.9x + 12y + 18z = 36
What will be an ideal response?
Mathematics
For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 23.3 m2, r = 8.03 m, find ? in radian measure
A. 5.80 B. 0.361 C. 0.723 D. 1.45
Mathematics
Simplify. Assume that all variables represent positive real numbers.
- 4
- 7
A. 44
B. -22
C. 22
D. -32
Mathematics
Use the sum formulas to find the value of the sum that follows.
?
?
A. 720 B. 160 C. 435 D. 820 E. 90
Mathematics