Use an identity to find the value of the expression. Do not use a calculator.tan 70° - 

A. Undefined
B. 0
C. 70
D. 1


Answer: B

Mathematics

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Use a proportion to solve the problem.Jim drove 432 miles in 8 hours. If he can keep the same pace, how long will it take him to drive 756 miles?

A. 3456 hours B. 28 hours C. 14 hours D. 24 hours

Mathematics

Write the number as indicated.The world-wide production of cereal grains has reached about one billion, nine hundred  million, four hundred eight thousand, six hundred tons. Write the number using digits.

A. 1,968,408,600 B. 1,968,480,600 C. 1,968,408,060 D. 1,968,848,600

Mathematics

A house purchased for $125,000 is expected to appreciate according to the formula , where y is the value of the house after x years. Find the value of the house 4 years later. ? Do not include units with your answer.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the inequality. Graph the results.x - 1 < 6

A. x ? 7

B. x ? 7 

C. x > 7 

D. x < 7

Mathematics