Question 1

The hypotenuse of a right triangle is 18 cm. more than one of the legs. If the other
leg is 108 cm., how long is the hypotenuse (in cm.)?

Accepted Answer

The answer of The hypotenuse of a right triangle is...

Question 2

In an arithmetic sequence, if a₁ = 15 and the eighth term is 50 , find the 90^th term in the sequence.

Accepted Answer

The answer of In an arithmetic sequence, if a₁...

Question 3

Evaluate:

Accepted Answer

The answer of Evaluate:
...

Question 4

Simplify completely:

Accepted Answer

The answer of Simplify completely: ...

Question 5

Given . Evaluate

Accepted Answer

The answer of Given . Evaluate ...

Question 6

Kyle went to the post office and spent $23.73 on 55 stamps. He bought 27¢ stamps
for the postcards, 42¢ stamps for the letters addressed to friends in the U.S., and 94¢
stamps for each letter to England. Kyle bought 3 times as many postcard stamps as
those for the letters to England. How many postcard stamps did Kyle buy? (Hint:
use matrices.)

Accepted Answer

The answer of Kyle went to the post office and...

Question 7

A straight line, l, passes through  . For a point  which lies on line l, as the value of x decreases by 2, what happens to the
value of y?

Accepted Answer

The answer of A straight line, l, passes through ...

Question 8

Find the quotient and remainder, using long division, of the following expression. What is the remainder?

Accepted Answer

The answer of Find the quotient and remainder, using long...

Question 9

Two ships leave port in different directions. The first ship leaves at 8 a.m. traveling
due east at 32 knots. The second ship leaves three hours later traveling due north
at 36 knots. How far apart are the two ships at 11 p.m.? (1 knot = 1 nautical mile
per hour. Round your answer to two decimal places.)

Accepted Answer

The answer of Two ships leave port in different directions....

Question 10

Given ∆ABC whose vertices are A = (6, -4), B = (-5, 9), and C = (16, 9). Find the area
of ∆ABC.

Accepted Answer

The answer of Given ∆ABC whose vertices are A =...

Question 11

Given the following matrices, find AB, if possible.

Accepted Answer

The answer of Given the following matrices, find AB, if...

Question 12

Solve for  x . (Round your final answer to one decimal place, but do NOT round until the final step!)

Accepted Answer

The answer of Solve for  x . (Round your...

Question 13

Accepted Answer

The answer of ...

Question 14

Suppose M is jointly proportional to x and y and inversely proportional to the square
of z. If x is doubled, y is decupled, and z is tripled, is the value of M changed, and if
so, by what factor?

Accepted Answer

The answer of Suppose M is jointly proportional to x...

Question 15

Find the EXACT values for  x  and  y

Accepted Answer

The answer of Find the EXACT values for  x...

Quiz 1: Precalculus Diagnostic

The hypotenuse of a right triangle is 18 cm. more than one of the legs. If the other leg is 108 cm., how long is the hypotenuse (in cm.)?

In an arithmetic sequence, if a1 = 15 and the eighth term is 50 , find the 90th term in the sequence.

Evaluate:

Simplify completely:

Given . Evaluate

A straight line, l, passes through . For a point which lies on line l, as the value of x decreases by 2, what happens to the value of y?

Find the quotient and remainder, using long division, of the following expression. What is the remainder?

Given ∆ABC whose vertices are A = (6, -4), B = (-5, 9), and C = (16, 9). Find the area of ∆ABC.

Given the following matrices, find AB, if possible.

Solve for x . (Round your final answer to one decimal place, but do NOT round until the final step!)

Suppose M is jointly proportional to x and y and inversely proportional to the square of z. If x is doubled, y is decupled, and z is tripled, is the value of M changed, and if so, by what factor?

Find the EXACT values for x and y

In an arithmetic sequence, if a₁ = 15 and the eighth term is 50 , find the 90^th term in the sequence.