3 years ago

Help help help help 22

Mathematics

1 answer:

marusya05 [52]3 years ago

7 0

Answer:

(-10)² = -10 x -10 = 100

- 10² = - (10 x 10) = - 100

Step-by-step explanation:

(-10)² = -10 x -10 = 100

- 10² = - (10 x 10) = - 100

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Please guys I need your help for this question ASAPPp!!!

o-na [289]

yea they're equivalent cause to solve the second equation sqrt of x+1 plus 3 equals 8 you must subtract 3 from both sides and when you do that you get sqrt of x+1=5 and thats the same as the first equation

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3 years ago

Alex made 36 cookies. 1/4 of the cookies were chocolate chip. 1/3 of the cookies were oatmeal. The rest of the cookies were pean

MatroZZZ [7]

Answer:

Step-by-step explanation:

number of chocolate chip cookies = 36 × ¼ = 9

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Alex made 15 peanut butter cookies.

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3 years ago

Diane averages 10 mph riding her

aksik [14]

Answer:

20 miles

Step-by-step explanation:

d miles × (1 h)/(10 miles) = d/10 hours

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4 0

3 years ago

Edward went to the grocery store and bought some bro pounds of vegetables the vegetables cost 1.50 per pound. If he bought 3.25

Natali5045456 [20]

The cost of each vegetable is €1.50 per pound

Edward bought 3.25 pounds of carrot.

So the cost of 3.25 pounds of carrots = 3.25 × 1.50 = €4.875

He also purchased $1\frac{2}{10}= 1\frac{2}{5} =\frac{6}{5}$ pounds of beet.

Quantity of beet purchased = 6/5 = 1.2 pounds

So the cost of beet shall be = 1.50 × 1.2 = €1.80

He purchased 0.95 pounds of Broccoli

So the cost of Broccoli shall be = 0.95 × 1.50 = €1.425

Total amount spent = 4.875 + 1.80 + 1.425 = €8.10

Edward spent €8.10 on vegetables.

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3 years ago

If the following system of equations was written as a matrix equation in the form AX=C , and matrix A was expressed in the form

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Its -5

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3 years ago

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