Give the coefficient and degree of the term.-8x11y9
A. -8, 20
B. 8, 99
C. 8, 20
D. -8, 11
Answer: A
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Provide an appropriate response.Use a graphing calculator to solve the equation 2x + 5 = 3x + 7.
A. 7 B. -2 C. 2 D. 0
Three hundred students attended the dedication ceremony of a new building on a college campus. The president of the traditionally female college announced a new expansion program, which included plans to make the college coeducational. The number of students who learned of the new program t hours later is given by the function 
.
? If 600 students on campus had heard about the new program 2 hours after the ceremony, how many students had heard about the policy after 4 hours? __________ ? How fast was the news spreading 4 hours after the ceremony? Round the answer to the nearest integer. __________ What will be an ideal response?
The strain (percent of compression) on the lumbar vertebral disks in an adult human as a function of the load x (in kilograms) is given by 
.
?
What is the rate of change of the strain with respect to the load when the load is 50 kg? When the load is 300 kg? Give the answers to four decimal places.
?
A. 0.0970
; 0.0240
B. 0.1007; 0.0240
C. 0.0970; 0.0216
D. 0.1007; 0.0216
Determine where the function is increasing and where it is decreasing.f(x) = x2 + 8x + 7
A. increasing on (-4, ?) decreasing on (-?, -4) B. increasing on (-?, -9) decreasing on (-9, ?) C. increasing on (-9, ?) decreasing on (-?, -9) D. increasing on (-?, -4) decreasing on (-4, ?)