Scientific Notation
(−8) −4 ∙ (−8) 2
1/64 or
(−8) −2
−11.3 > −3𝑥 − 0.5
𝑥 > 3.6
( 1/6 ) −1
6
9𝑥 + 7.2 > 38.7
solve and graph on a number line
x> 3.5
Find the slope of the line that passes through the points (−8, 13) and (−6, 3).
-5
In 2015, the value of the freight, in dollars, that came into Florida was 3.46 × 1011 . The value of the freight, in dollars, that flowed within Orlando was 1.73 × 1010 . How many times larger is the value of the freight, in dollars, that came into Florida than the freight that flowed within Orlando?
20 times larger
Rewrite the expression ( 12/7 )-3 as positive number.
( 7/12) 3
Write the equation of the line that passes through the points (2, 5) and (0, 9).
𝑦 = −2𝑥 + 9
(5.2 × 1017) − (9.8637 × 1019)
Solve and write in scientific notation
−9.8117 × 1019
Which expression is equivalent to (𝑦) −1? A. −1 ∙ 𝑦
B. − 1/𝑦
C. 𝑦
D. 1/y
D
A right triangle is shown, where the horizontal leg has a measure of 42.7 centimeters (cm) and the hypotenuse has a measure of 52.5 cm. Determine the length, in centimeters (cm), of the vertical leg. Show your work for partial credit.
30.544 cm
Nathan is planning a birthday party. The cost for 8 people is $123 and the cost for 12 people is $167.
167 − 123/
12 − 8 = 44/4
= $11/Person
The cost was $11 per person.
(−6 × 10−8 )(1.9 × 10−6 ) Solve and write in scientific notation
−1.14 × 10−13
(4𝑥4𝑦5 ) ∙ (7𝑥−8𝑦6 )
28𝑦11/𝑥4
The legs of a right triangle are congruent and have the measure of 23.6 yards. Determine the length, in yards, of the hypotenuse. Show your work for partial credit.
33.375 yards