Between the ages of 7 and 11 years, the weight w, in pounds, of a certain girl is given by the formula
,
where t is her age in years. During the same age range the relationship between her age t and her height h, in inches, is given by
.
A: Find a formula that expresses the girl's height as a function of her weight. Write your answer in the form , and round the coefficient a of w to two decimal places.B: Use your answer to part A to determine her height when her weight is 6 pounds.C: Use your answer to part A to find a formula that expresses the girl's weight as a function of her height.
What will be an ideal response?
?
B: 42.32 inches tall
?
C:
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Provide an appropriate response.Perform the indicated operations: +
× 4 -
- 24
A. 54.6 B. 404 C. 209 D. -33
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(-5, 6); slope: 0
A. y = x + 0
B. x = -5
C. y = x + 0
D. y = 6
Graph the parabola.x = y2
A.
B.
C.
D.
Solve the system by substitution. -4x + 8y = 56 x + 7y = 49
A. No solution B. (0, 7) C. (1, 6) D. (-7, 0)