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3 years ago

43-44 please and thanks

Mathematics

1 answer:

KatRina [158]3 years ago

4 0

The easiest way to do the fractions is is you turn them to decimals.

43. >
44. >

You think it might be the othe way around, but it’s a negative. So if it’s -36 and -35, the -35 will be bigger. Think about the number line. -36 comes before -35.

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1) ab (c² + 1) - C (a² + b²)

Ganezh [65]

Answer:

(a+bc)(ac+b)

Step-by-step explanation:

Step 1:

abc²+ab+a²c+b²c

Step 2:

ab+a²c+abc²+b²c

Step 3:

a(ac+b)+bc(ac+b)

Step 4:

(a+bc)(ac+b)

So your final answer is:

(a+bc)(ac+b)

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3 years ago

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in a xy-coordinate system line 1 has a slope of -3. If the points (2,16 and (5,t) are on line 1, what is the value of t?

Dimas [21]

We can use the formula y2-y1/x2-x1 to find our answer. So, we have : t-16/5-2 = -3. We simplify that to t-16/3 = -3. We can then multiply both sides by 3 to get t-16 = -9. Then we can add 16 to both sides to get t = 7.

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3 years ago

Help! please give steps :) thanks 20pts

luda_lava [24]

Hello,
26.
period=4
max=3
min=-3

27:
p=8
max=5
min=0

28:
p=8
max= 4 (twice)
min=-4 (twice)

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3 years ago

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Between which two numbers will you find 6.431?

AfilCa [17]

Answer:

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Step-by-step explanation:

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4 years ago

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Simplify.

Sidana [21]

<h3>Answer: $3\sqrt{7}$ </h3>

3*sqrt(7)

3 times the square root of 7

====================================================

Explanation:

I'm assuming the V stands for square root. You can write sqrt(63).

$\sqrt{63} = \sqrt{9*7}\\\\\sqrt{63} = \sqrt{9}*\sqrt{7}\\\\\sqrt{63} = 3\sqrt{7}$

The idea is to factor 63 in such a way that one factor is the largest perfect square possible, that way we can pull the root apart to simplify as shown above. The rule I used for the second step is $\sqrt{x*y} = \sqrt{x}*\sqrt{y}$

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3 years ago