Verify the identity.(1 + tan2 ?)(1 - sin2 ?) = 1
What will be an ideal response?
(1 + tan2 ?)(1 - sin2 ?) = sec2 ? ? cos2 ? = 
? cos2 ? = 1
Mathematics
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Solve the problem.A certain Internet provider charges 
for 150 hours of online usage per month and 
for each additional hour. If Marc was online for 200 hours last month, what was his bill for that month?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.The solution set of the inequality x2 - 5x - 14 < 0 is (-2, 7). Without doing any work, give the solution to 
A. (-?, -2) ? (7, ?) B. (-?, -2] ? [7, ?) C. [-2, 7] D. (-7, 2)
Mathematics
Decide whether the perimeter or area would be used to solve a problem concerning the measure of the quantity.Measuring a garden for tilling
A. Perimeter B. Area
Mathematics
Solve.x2 + 8x = 33
A. 44, -11
B. 
, -
C. -3, 11
D. 3, -11
Mathematics