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mixer [17]
3 years ago
14

10. (07.07 LC)

Mathematics
1 answer:
Serhud [2]3 years ago
6 0

Answer:

81

Step-by-step explanation:

(9x - 4)(9x + 4) = ax² - b

81x² - 36x + 36x - 16

= 81x² - 16

=> a = 81

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Simplify the expression. Explain each step 2+(a+8)
olchik [2.2K]

Answer:

a2+16

Step-by-step explanation:

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3 years ago
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Q23. Look at the image
alisha [4.7K]

Answer:

B. First term = 5, Common difference = -3

Step-by-step explanation:

The first term is f(1) = 8 - 3(1) = 8 - 3 = 5.

The common difference is the coefficient of  n.  Another way to see this is to compute the second term, f(2) = 8 - 3(2) = 8 - 6 = 2.  The second term is 3 less than the first.  The common difference is -3.

The sequence goes 5, 2, -1, -4, ...

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3 years ago
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Monica [59]
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2 years ago
(03.03 MC)
notsponge [240]

Answer:

The slope of f(x) is 10 and the slope of g(x) is 5; g(x) has the greater y-intercept.

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To find the slope of g(x), we just look at the form it is in.  It is written in slope-intercept form, y=mx+b, where m is the slope.  The number in g(x) that would correspond to m is 5.

The y-intercept of f(x) is found by looking at the points.  Any y-intercept will have an x-coordinate of 0; the only point like this in the table is (0, -1) so the y-intercept is -1.

For g(x), we again look at the form y=mx+b.  The number that corresponds with b is the y-intercept; in this case, it is 1.  1>-1, so g(x) has the larger y-intercept.

4 0
3 years ago
On a local sports team, 70% of 50 players are right handed. How many right handed players are there?
kirill [66]

Answer: 35

Step-by-step explanation: So first we take 50 and multiply it by 70%. In decimal form, 70%=0.70. This should give you 35 players that are right handed if you multiply 50*0.70

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3 years ago
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