Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 55.3
B. y = 2.5x + 50.4
C. y = 3x + 50
D. y = 54
Answer: B
Mathematics
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The magnitude M of an earthquake depends on the relative intensity I of the quake. The relationship is
.
?
Express the relative intensity as a function of the magnitude.
?
A. 
B. 
C. 
D. 
Mathematics
Decide if the given number is a solution to the given equation.
= 
; - 40
A. Yes B. No
Mathematics
Translate the sentence to an equation using x as the variable. Do not solve the equation.A number increased by seven is negative fourteen.
A. x + 7 = -14 B. x - 7 = -14 C. 7 - x = -14 D. x - 14 = 7
Mathematics
Determine the quadratic function whose graph is given.
A. f(x) = x2 - 4x B. f(x) = -x2 + 4x C. f(x) = -x2 - 4x D. f(x) = x2 + 4x
Mathematics