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yanalaym [24]
2 years ago
6

Q1 (b) Factorise x2 – 36 (1 mark)

Mathematics
1 answer:
loris [4]2 years ago
4 0

Answer:

(x+6)(x-6)

Step-by-step explanation:

Given: x²-36

Difference of Squares Formula: x²-a²=(x+a)(x-a)

Since 6²=36: x²-6²=(x+6)(x-6)

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K=4d d=5 find k determine the value of the indicated variable
Andrej [43]
K=4(5)
k=20

you just plug in 5 for d and multiply normally from there.
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3 years ago
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ZAP is a right triangle, with right angle A and cosP = 4/5. What is sin Z?
irga5000 [103]
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Which of the following represents a direct variation?
andrey2020 [161]
Direct variation should be called linear variation.

In this case, the answer is B.

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6 0
3 years ago
Someone please convert this equation to slope intercept form: 2x - 3y = 6?
IgorLugansk [536]
Slope y-intercept form is: y=mx+b

All you have to do is rearrange the equation:

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8 0
3 years ago
If ƒ(x) = x + 2 and g(x) = 3x2 + 7x, find ....
Tamiku [17]

Answer:

The correct answer is option C

(f o g)(x) = 3x² + 7x + 2

Step-by-step explanation:

<u>Points to remember</u>

<u>Composite functions</u>

Let f(x) and g(x) be the two functions then (f o g)(x) can be written as

(f o g)(x) = f(g(x))

<u>To find the value of (f o g)(x)</u>

Here f(x) =x + 2  and g(x) = 3x² + 7x

(f o g)(x) = f(g(x))

 = f(3x² + 7x)

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Therefore the correct answer is option C

(f o g)(x) = 3x² + 7x + 2

7 0
3 years ago
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