Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin.y = 3x4 + 3x - 7
A. no symmetry
B. x-axis only
C. x-axis, origin
D. origin only
Answer: A
Mathematics
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Determine which numbers in the set are natural numbers.
-12, 8, 4, 
, 0, -4, 
A. 8, 4, 
, 0, 
B. 8, 4, 0
C. 8, 4, 
D. 8, 4
E. -12, 8, 4, 0, -4
Mathematics
Use the order of operations to evaluate each problem.240 ÷ 6 - 2
A. 38 B. 232 C. 60 D. 236
Mathematics
The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 1 + 2 sin ?
A. x2 + y2 = 
+ 2x
B. x2 + y2 = 
+ 2y
C. 
= x2 + y2 + 2x
D. 
= x2 + y2 + 2y
Mathematics
Solve the problem. Round to the nearest cent.A sewing supply store purchases thread at a list price of $55 per 100 spools. The supplier offers a trade discount of 10/33
. Find the net cost of 300 spools of thread.
A. $110.00 B. $33.00 C. $99.00 D. $0.11
Mathematics