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lukranit [14]
4 years ago
7

Efetue:

Mathematics
1 answer:
rjkz [21]4 years ago
4 0
A. +60
B. +80
C. + 742
D. -919
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Slope intercept form
Inga [223]
That's easy to do, do I want me to give u the answer
5 0
3 years ago
Question 3 (20points)<br> Solve the quadratic equation using the quadratic<br> -x2+8x=7
Angelina_Jolie [31]

Answer:

x = 7 or x = 1

Step-by-step explanation:

For this equation: a=-1, b=8, c=-7

−1x2+8x+−7=0

Step 1: Use quadratic formula with a=-1, b=8, c=-7.

x=  ( −b±√b2−4ac )/2a

x= (−(8)±√(8)2−4(−1)(−7))/ (2(−1) )

x=  (−8±√36 )/-2

x=1 or x=7

3 0
3 years ago
Find FH. Help Please.​
babymother [125]

Answer:

FH = FG - HG

FH = 53 - 40

FH = 13

5 0
2 years ago
Read 2 more answers
Jake owns stock in a high-tech firm. Each share is currently valued at $61 per share, which is 22% more than Jake paid to purcha
ratelena [41]

The price per share of the stock of the high-tech firm that was purchased by Jake is  $50.

<h3>What is the price per share?</h3>

Percentage is a measure of frequency that calculates the fraction of an amount out of hundred.

What is the price per share of the stock purchased by Jake = current value / ( 1 + percentage increase)

61 / 1.22 = $50

To learn more about percentages, please check: brainly.com/question/25764815

#SPJ1

3 0
2 years ago
1] If 221ₓ= 25₁₀ find X<br> 2] if 3ₓ + 34ₓ - 40ₓ = 0 find x<br> 3] if 23ₓ = 1111₂ find x
Olin [163]

1.

2\cdot x^2+2\cdot x^1+1\cdot x^0=25\\2x^2+2x+1=25\\2x^2+2x-24=0\\x^2+x-12=0\\x^2+4x-3x-12=0\\x(x+4)-3(x+4)=0\\(x-3)(x+4)=0\\x=3 \vee x=-4

The base can't be negative, therefore x=3.

2.

3\cdot x^0+3\cdot x^1+4\cdot x^0-4\cdot x^1+0\cdot x^0=0\\3+3x+4-4x=0\\x=7

3.

2\cdot x^1+3\cdotx^0=1\cdot 2^3+1\cdot2^2+1\cdot2^1+1\cdot2^0\\2x+1=8+4+2+1\\2x=14\\x=7

5 0
2 years ago
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