2 years ago

100 points! please help me

Mathematics

2 answers:

Irina18 [472]2 years ago

8 0

D) Gabriella can exchange 100 U.S. dollars for every 75 euros.

kupik [55]2 years ago

5 0

Answer:

d. Gabriella can exchange 100 us dollars for 75 euros.

Step-by-step explanation:

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Solve: 2x2-x = 21 {-7/2,3} {-3, 7/2}

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Answer:

The answer is (-3,7/2)

Step-by-step explanation:

$2 {x}^{2} - x - 21 = 0 \\ (2x - 7)(x + 3) = 0 \\ 2x - 7 = 0 \: \: \: or \: \: x + 3 = 0 \\ x = \frac{7}{2} \: \: and \: x = - 3$

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3 years ago

Determine which numbers could not be used to represent the probability of an event. Select all that apply. A. StartFraction 64 O

vova2212 [387]

Answer:

A. $\frac{64}{25}$ , because probability values cannot be greater than 1.

C. -1.5, because probability values cannot be less than 0.

Step-by-step explanation:

Probability is the extent to which an event is likely to happen. It ranges from 0(impossible) to 1(certain). Probability values can be written in decimal form or in fractional form.

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A. $\frac{64}{25}$ , because probability values cannot be greater than 1.

C. -1.5, because probability values cannot be less than 0.

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3 years ago

A square has sides of length s a rectangle is 6 inches shorter and 1 inch longer than the square. Which of the following polynom

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