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Fudgin [204]
3 years ago
6

How to do question 15 part (b)

Mathematics
2 answers:
Ivan3 years ago
3 0
Square root of

-0.8•0.16
--------------
2^ - 5.5
grin007 [14]3 years ago
3 0
You type it into a calculator. common mistake is to not use parenthesis on calculator. A calculator can't tell what you are dividing or is in cube root unless you add parenthesis. So either put parenthesis around top/numerator to include all in cube root divide by parenthesis around bottom/denominator or calculate separately, and divide.

answer to 1 sigfig is: 0.3
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saul85 [17]

Answer:

The predicted GPA is then y = 0.149(15) + 0.89 = 3.125

Step-by-step explanation:

Although you don't specifically say so, the equation you provide here is probably a "best fit" equation based upon data:  GPA versus number of hours of study per week.

Here, y = 0.149x + 0.89 and the number of study hours of interest is 15.

The predicted GPA is then y = 0.149(15) + 0.89 = 3.125

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3 years ago
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Helen earns $12 each weekend by babysitting her brother.After the third weekend,Helen buys a new cd for $12.48.How much money do
GalinKa [24]
She would have $23.52 because 12 times 3 is 36 and 36-12.48=23.52
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3 years ago
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41. A person on a Ferris wheel sits a distance of 45 feet from the Ferris wheel's center. If they
Snezhnost [94]

Answer:

(1) 39 feet

Step-by-step explanation:

Feris wheel moves in a circular pattern. But if you take imaginary horizontal and vertical lines from your location to the Ferris wheel's center, you can wee see this make a triangle. This question is about trigonometry. Horizontal distance is the adjacent side and vertical distance is the opposite side. Your straight line distance to the center is the hypotenuse(45 feet). Then we can solve the question using the sin formula.

sin x = opposite/hypotenuse

sin 120 = vertical distance/ 45 feet

vertical distance = 0.8660 * 45 feet

vertical distance =38.97 feet = 39 feet

5 0
3 years ago
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Alborosie
Table number four represents a linear function
7 0
3 years ago
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Answer the question below
Nimfa-mama [501]

Answer:

3 1/12

Step-by-step explanation:

1 1/2 x 6 = 1 6/12 = 18/12

4 7/12 = 55/12

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4 0
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