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Svetlanka [38]
3 years ago
13

8f(x)=x

Mathematics
1 answer:
victus00 [196]3 years ago
6 0

Answer:

-2 and -4

Step-by-step explanation:

Given the function f(x) = x² + 6x + 8

If f(x) = 0

x² + 6x + 8 = 0

Factorize

x² + 4x + 2x+ 8 = 0

x(x+4)+2(x+4) = 0

(x+2)(x+4) = 0

x+2 = 0 and x+4 = 0

x = -2 and -4

Hence the zero of the function is -2 and -4

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The sale price of every item in a store is 85% of its usual price.
IgorC [24]

Answer:

$25.5

Step-by-step explanation:

To find 85% of $30, we can simply multiply the usual price, $30, by the decimal form of the percentage.

The decimal form of 85% is .85.

Now, multiply.

30*.85=25.5

The sale price of the backpack is $25.5.

Hope this helps!

3 0
3 years ago
Jeremiah pays his tutor $35 per month. How much does Jeremiah spend per year for his tutor? $ Part B: Jeremiah's tutor gave him
tresset_1 [31]
Part A = 420
35 \times 12 = 420
Part B = -91
5 0
3 years ago
Read 2 more answers
The price of a set of plates is $36 plus 8% sales tax. What is the sales tax on the set of plates in dollars and cents?
Tamiku [17]

Answer:

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Step-by-step explanation:

36 times .08 = 2.88

3 0
3 years ago
How add with the same denominator ?
Amiraneli [1.4K]

Answer:

you just add the top numbers and then if its over the denominator you simplify

Step-by-step explanation:

7/9 + 4/9

10/9

1-1/9

7 0
2 years ago
Can someone help me on this plz
Studentka2010 [4]

Answer:

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Step-by-step explanation:

im not 100% sure if i get it wrong reply

6 0
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