WRITE 0.000045 IN SCIENTIFIC NOTATION.
4.5 x 10-5
Which expression is equivalent to:1/7⁴
A. (7⁻²)²
B. (7⁻⁴)⁻¹
C. 7⁻¹² · 7⁸
D. 7⁻² · 7⁻³
Which equations describe a nonlinear function? Select ALL that apply.
A. y = 2x
B. y = x² + 5
C. y = 10
D. y = 3x² - x
E. 2x + 3y = 9
F. 4x² + 2y = 8
A spaceship travels 6.4 × 10⁸ miles in 2 × 10¹ days. About how far does the spaceship travel in 1 day?
A. 3.2 × 10⁷ miles
B. 3.2 × 10⁸ miles
C. 3.2 × 10⁸ miles
D. 1.2 × 10¹⁰ miles
Which expression is equivalent to 1 / 6²?
A. (6⁻¹)⁻¹
B. (6⁻⁴)²
C. 6⁻¹⁰ • 6⁸
D. 6⁻¹ • 6⁻²
he number of stars in a specific galaxy was estimated to be 44,120,998,332. Which number best estimates this predicted population?
A. 4 × 10⁻¹⁰
B. 4 × 10¹⁰
C. 4 × 10⁹
D. 4 × 10⁻¹¹
Which expression is equivalent to 97?
Select two that apply.A. 9 x 7
B. 91 x 97
C. 98/9
D. 9-3 x 910
E. 9-4/93
Which equation represents y as a linear function of x?
A. y = x²
B. y = 5x
C. x = 2
D. y = x³
A probe travels 2.12 × 10⁷ miles in one year. At this rate, how far does it travel in 30 years?
A. 6.36 × 10⁸ miles
B. 6.36 × 10⁷ miles
C. 5.12 × 10⁸ miles
D. 5.12 × 10⁷ miles
DETERMINE WHETHER EACH GRAPH REPRESENTS A FUNCTION.
A. 
B.
C.
D. 
The width of a plant cell is approximately 7 × 10⁻⁴ inches. Based on this estimate, which number could be the actual width of the cell?
A. 0.000077
B. 0.00077
C. 77,000
D. 770,000
MULTIPLY
Which set of (x, y) ordered pairs does NOT represent a function?
A. {(1, 1), (2, 2), (3, 3)}
B. {(5, 1), (5, 2), (5, 3)}
C. {(1, 5), (2, 5), (3, 5)}
D. {(-1, 0), (0, 1), (1, 2)}
A computer displays a value as 4.5e-5. Which expression is equivalent to this value?
A. 4.5⁻⁵
B. 4.5 × 10⁻⁵
C. 4.5 × 10⁻⁵
D. 4.5 × (-5)
Which set of (x, y) ordered pairs does NOT represent a function of x?
A. {(-2, -2); (-1, -1); (0, 0); (1, 1); (2, 2)}
B. {(0, -2); (0, -1); (0, 0); (0, 1); (0, 2)}
C. {(2, -2); (1, -1); (0, 0); (-1, 1); (-2, 2)}
D. {(-2, 0); (-1, 0); (0, 0); (1, 0); (2, 0)}
The orbit of Planet A is about 4 × 10⁹ miles and Planet B is about 8 × 10⁸ miles. How many times longer is Planet A’s orbit than Planet B’s?
A. 2
B. 5
C. 10
D. 20
106 x 102 =
108
Function G: y = -2x + 10. Function H is shown in the ordered pairs below:
(0,5)
(1,2)
(2,-1)
Which statements are true? Select TWO.
A. Function G has a steeper slope than Function H.
B. Both functions have negative slopes.
C. Both functions have the same y-intercept.
D. Function G has a greater y-intercept than Function H.
Jupiter's orbit is about 3 × 10⁹ miles and Earth's orbit is about 6 × 10⁸ miles. How many times longer is Jupiter's orbit than Earth's orbit?
A. 2
B. 5
C. 10
D. 20
WHAT IS OAKLEY OR BENNIE?
A city has approximately 552,000,000 residents. What is this number written in scientific notation?
A. 5.52 × 10⁸
B. 5.52 × 10⁶
C. 5.52 × 10⁻⁸
D. 5.52 × 10⁻⁶
109/10-1
1010
A gym membership costs $50 for 1 month, $90 for 2 months, and $150 for 4 months. Is this a linear or nonlinear function?
non linear
Space probe Voyager I travels 3.255 × 10⁸ miles in a year. At this rate, how far does it travel during a period of 40 years?
A. 1.302 × 10¹⁰ miles
B. 1.302 × 10⁶ miles
C. 8.1375 × 10¹⁰ miles
D. 8.1375 × 10⁶ miles
2/0 =
WHAT IS UNDEFINED