Find the length of the third side of the right triangle. Give an exact answer and, where appropriate, an approximation to three decimal places.
A. c = 
cm; c ? 18.385 cm
B. c = 
cm; c ? 8.124 cm
C. c = 338 cm
D. c = 
cm; c = 169.0 cm
Answer: A
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Find an equation for the line tangent to the given curve at the indicated point.y = x2 - 4 at (4, 12)
A. y = 8x - 20 B. y = 8x - 40 C. y = 4x - 20 D. y = 8x - 36
Let x represent one number and let y represent the other number. Use the given conditions to write a system of equations. Solve the system and find the numbers.One number is 1 less than a second number. Twice the second number is 19 less than 5 times the first. Find the two numbers.
A. 6 and 7 B. -8 and -7 C. 8 and 9 D. 7 and 8
Write the whole number in expanded form.40,300
A. 4,300,000 B. 4000 + 300 C. 40,000 + 300 D. 40,000 + 3000
Evaluate the indefinite integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C