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VikaD [51]
3 years ago
12

(x-4)^2-9=0 solve for x

Mathematics
1 answer:
Snowcat [4.5K]3 years ago
5 0

Answer:

7

Step-by-step explanation:

(x-4)^2-9=0

(x-4)^2=9

(x-4)=3

x=3+4

X=7

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If each chip has a length of 35 nanometers (nm), how many would you need to circle the Earth. Which has a radius of 6,371 km? (S
kodGreya [7K]

Answer:

1144.18 e-12 chips

Step-by-step explanation:

Conversation rate of nanometers

1 nanometers =1* 10^-12 km

35 nanometers= 35 *10^-12

Radius of earth= 6371 km

Circumference of earth = 2πr

Circumference= 2*22/7*6371

Circumference=40046.29 km

The number of chips to be used to circle the earth

= 40046.29/35 *10^-12

=1144.18 *10^-12

= 1144.18 e-12 chips

4 0
4 years ago
0=x2+4x-5 using zero product property
Elenna [48]

Answer:

x=1,-5x=1,−5

Step-by-step explanation:

0=(x−1)(x+5)

2 Switch sides.

(x-1)(x+5)=0(x−1)(x+5)=0

3 Solve for xx.

x=1,-5x=1,−5

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3 years ago
What statement about dilation and rotation is true
sergiy2304 [10]
Rotation turns dilation shrinks
5 0
3 years ago
Which of the following is the linear parent function?
vfiekz [6]

Answer:

d

Step-by-step explanation:

A linear parent function is the equation y = x or f(x) = x. A parent function is the simplest equation of a function. Thus, f(x) = x is the simplest of all linear functions and that is the reason why it is called linear parent function.

8 0
3 years ago
REUPLOAD!! (Worth 10 Points Each I Believe.) (please zoom / zoom out if needed to see question. (: )
irakobra [83]
I'm trying to help you in a easy way. Just multiply the numbers for part 1. And then add the numbers u multiplied from part 1 all together and you will have your answer for part 2. Lol don't report this because i am not good at multiplying so ye but this is what i would have done.<span />
5 0
3 years ago
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