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BARSIC [14]
3 years ago
11

Số hạng đầu và số hạng thứ 2 của một cấp số nhân lần lượt là x+2 và x^2 -4 số hạng thứ 3 của cấp số nhân này là

Mathematics
1 answer:
GenaCL600 [577]3 years ago
3 0

Answer:

x³-2x²-4x+8

Step-by-step explanation:

a1=x+2

a2=x²-4⇒q=a2/a1=x-2

⇒a3=q.a2=(x-2).(x²-4)=x³-2x²-4x+8

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The ordered pair (4, -8) is in the 4th quadrant if we took the opposite of the x- value and the opposite of the y-value, which q
harina [27]

9514 1404 393

Answer:

  2nd quadrant

Step-by-step explanation:

Reversing the signs of both coordinates reflects the point across the origin. The quadrant diagonally opposite quadrant 4 is quadrant 2.

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8 0
3 years ago
CAN SOMEONE PLEASE HELP ME ASAP PLEASEE ANYBODY LITERALLY ANYONE OUT THERE PLEASE. Determine m∠ABQ and determine m∠BCR.
s2008m [1.1K]

Answer:

ABQ  = 139

BCR is the same as QBC since they are alternate interior angles

BCR = 41

Step-by-step explanation:

CBQ and SCB are same side interior angles so they add to 180

2a-9  + 5a +14 = 180

Combine like terms

7a +5 = 180

Subtract 5 from each side

7a = 175

Divide by 7

7a/7 = 175/7

a = 25

ABQ  is the same as SCB  since they are corresponding angles so

ABQ = SCB = 5a+14 = 5*25+14 = 125+14 = 139

BCR is the same as QBC since they are alternate interior angles

BCR = QBC = 2a-9 = 2*25 -9 = 50-9 = 41

4 0
3 years ago
Solve for R<br><br> 0=-100+130/(1+R)
PIT_PIT [208]

Answer:

0.3

Step-by-step explanation:

4 0
3 years ago
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However, since we have 3 sets of 4, what can we do with the two exponents to avoid expansion?
Anvisha [2.4K]

Answer:

To avoid expansion, you can just use the power of a power rule and multiply the two exponents from the start.

Step-by-step explanation:

(<em>x</em>^4)^3

= <em>x</em>^4×3

= <em>x</em>^12

4 0
3 years ago
What is the surface area of the right cone with the a raidus of 3 and a slant hieght of 15
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The surface area of the cone will be  : 169.65 so it would be answer A as          54 x pi = 169.646003
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3 years ago
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