Whats the definition of quadratic expression

1 answer:

8 0

A quadratic expression is any mathematical expression whose power or degree is two. In other words, any expression that uses variables where the highest exponent or the expression's degree is two is a quadratic expression. The expression must have a power of two, no higher nor lower.

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4/5 dived by 3/4 Please help

Leto [7]

Answer:

1 1\15

Step-by-step explanation:

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3 years ago

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Need Help Asap). A line goes through the points (8,9) and ( -2,4). A) what is the slope of the line? Show your work. B) Write th

lianna [129]

$slope = \frac{1}{2} \\$

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$y - 4 = \frac{1}{2}(x + 2) \\$

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3 years ago

jill mowed lawns for 3 hours and earned $7.20 per hour.Then she washed windows for 4 hours and earned $6.75 per hour. what were

Aleksandr-060686 [28]

Actually, she worked for seven hours, so I'll solve for that.

7.20 x 3 = 21.6

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21.6 + 27 = 48.6

48.6 /2 = 24.3

Her average should be $24.3 If she did work six hours, just multiply 6.75 x 3 and do what I did.

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3 years ago

Mike hiked to a lake in 4.5 hours at an average rate of 2

aleksandrvk [35]

Answer:

It took Pedro 3.81 hours to reach the lake.

Step-by-step explanation:

Time taken by Mike to hike a lake = 4.5 hours

Average rate of Mike while hiking the lake = $2\frac{1}{5}\ miles/hr$