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Sophie [7]
3 years ago
11

What are zeros of function y=2x2 -3x-20, and why

Mathematics
1 answer:
kykrilka [37]3 years ago
4 0
4 and -2.5

You can get this by first factoring the equation. 

(2x + 5)(x - 4)

Then set both equal to zero and solve individually. 
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A 32-ounce package of a snack mix is 24 percent pretzels. How many ounces are pretzels?
xz_007 [3.2K]
Answer: The correct answer is Choice D.

If 24 percent of the snack mix is pretzel, we simply need to multiply the total number of ounces by 0.24.

0.24 x 32 = 7.68

7.68 ounces of the snack mix will be pretzels.
8 0
3 years ago
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How to compare 2 5/9 and 21/3
max2010maxim [7]

Answer:

2 5/9 is less than 21/3;  2 5/9 < 21/3

Step-by-step explanation:

<u>Step 1:  Convert 2 5/9 into an improper fraction</u>

2 5/9 = 2 * 9/9 + 5/9 = 18/9 + 5/9 = 23/9

<u>Step 2:  Convert 21/3 so the denominator is 9</u>

21*3 / 3*3 = 63/9

<u>Step 3:  Compare</u>

<em>23/9 < 63/9</em>

<em />

Answer:  2 5/9 is less than 21/3;  2 5/9 < 21/3

5 0
3 years ago
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Andrew rents bowling shoes for $4. He bowls 2 games. Andrew spent a total of $22. How much was the cost of each game, b? Complet
Aneli [31]

Answer:

2b + 4 = 22

b= 9, the cost of each game is $9

Step-by-step explanation:

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3 years ago
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Answer:C

Step-by-step explanation:

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3 years ago
If 2x^2 + 6x = 36 what are the possible values of x? specifically 2 answers?
OLga [1]

Step-by-step explanation:

2x^2+6x=36

x^2+3x=12

x^2+3x-12=0

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