A population P grows so that we can always get next year's population from this year's population by multiplying by 1.52. The initial population is 569. The population after t years is given by
?
A.
B.
C.
D.
Answer: A
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The magnitude M of a star is related to the relative intensity I of light reaching Earth from the star. The relationship is
.
A: Star A has a relative intensity 8.77 times that of star B. How do their magnitudes compare?B: Make a graph of M versus I. Include relative intensities up to 100.C: If the magnitude of a star is 3, what is the relative intensity of light reaching Earth from the star?
?
Round your answers to two decimal places if necessary.
?
What will be an ideal response?
Simplify the expression. Assume that variables represent nonzero numbers.(x8)3(x5)
A. x29 B. x120 C. x13 D. x16
In isosceles triangle RST, . If
,
, and the perimeter of
is 36, find the value of x.
A. x = 5.5 B. x = 6 C. x = 6.5 D. None of These
Factor completely.
A.
B.
C.
D. prime
E. none of these