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ZanzabumX [31]
3 years ago
7

Can you guys please help me in question 12 A B C

Mathematics
1 answer:
MaRussiya [10]3 years ago
8 0
12a
math: 68/85 * 100 = 80%
science: 70*0.9 = 63 number correct
b. Science
c.48

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Do you know how to find rate of change? X&Y intercepts? Zeros?
Rzqust [24]

#Rate of change

Rate of change is slope

If two points be (x1,y-1) and (X2,Y2) then

  • Slope=m=y_2-y_1/x_2-x_1

If a line be ax+by+c=0

  • m=-a/b

#X and y inetercept

If a equation given y=mx+b

  • To find x intercept put y=0
  • To find y inetercept put x=0

#Zeros

To find the zeros spot out the x inetercepts

The x values of the x intercepts are the zeros

3 0
3 years ago
What’s the correct answer for this question?
Genrish500 [490]

Answer:

PO = 20

Step-by-step explanation:

They are equidistant from the centre

PG = GO

x-4=1/2x+3

Multiplying both sides by 2

2(x-4)=x+6

2x-8=x+6

2x-x = 6+8

x = 14

Now

PO = 14-4+7+3

PO = 10+10

PO = 20

7 0
4 years ago
Choose the equation below that represent the line passing through the point (-2,-3) With a slope of -6
Gnom [1K]
Y+3= -6 (x+2) is the correct equation

5 0
3 years ago
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Right angle trigonometry
Nady [450]

Answer:

B

Step-by-step explanation:

Given

sinΘ = \frac{1}{\sqrt{2} }, then

Θ = sin^{-1}( \frac{1}{\sqrt{2} } ) = 45° → B

7 0
3 years ago
I need help with my algebra hw
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Answer:

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Step-by-step explanation:

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