2 years ago

-2x^2+6x+7=2x-3 by quadratic formula

1 answer:

8 0

Answer: There is no real solution because the discriminant is negative. Nevertheless, x is √6 + 1 or 1 - √6. However, these solutions are not real because the discriminant is negative.

Explanation: The square root of a negative number is not a real number.

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If f(1) =160 and f(n+1) = -2f(n), what is f(4)?

Margarita [4]

Answer:

-1280.

Step-by-step explanation:

f(n + 1) = -2 f(n):

As function of 1 = 160, function of 2 = -2 * 160 = -320.

function of 3 = -320 * -2 = 640 and

= function of 4 = 640 * -2 = -1280.

4 0

3 years ago

The cost of having t-shirts printed at two different shops is displayed below. Use the information provided to answer the follow

Ivanshal [37]

Answer:

please add the attachment of this question

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3 years ago

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stira [4]

Answer: It is not

Explanation:
Fourth root 5x^5

(Fourth root 5x)^5
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3 years ago

Kimuyen needs to earn $4,150 per month in order to pay all her expenses. Her job pays her $3,475 per month plus a commission of

ASHA 777 [7]

Answer:

Step-by-step explanation:

16,875

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3 years ago

Read 2 more answers

Robin baked 702 cookies.He sold them in boxes of 18. After selling all of the boxes of cookies for the same amount each, he earn

loris [4]

Answer:

cost of a box is $3.5

Step-by-step explanation:

given data

sold box = 18

earned = $136.50

solution

we consider here number of boxes of cookies is x

and

for we get Tyler sold cookies box so number of boxes we divide 702 cookies among 18 is

Tyler sold = $\frac{702}{18}$

Tyler sold = 39 boxes

and

now we consider here y as cost of each box of cookies,

so for cost or sale price of the cookie boxes here we divided 136.50 dollars among 39 boxes

cost of each box = $\frac{136.5}{39}$

cost of each box = 3.5

Thus, the cost of each box was 3.5

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3 years ago