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kolbaska11 [484]
3 years ago
11

Subtract X2 + 8x +9 - (x2 + 4x)

Mathematics
1 answer:
oee [108]3 years ago
5 0

Answer:

4x+9

Step-by-step explanation:

x^2+8x+9-(x^2+4x)

x^2-x^2+8x+9-4x

8x-4x+9

4x+9

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Name a pair of overlapping congruent triangles in each diagram. State whether the triangles are congruent by SSS, SAS, ASA, AAS,
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Answer:

ΔPTS≅ΔRTA by AAS axiom of congruency

Step-by-step explanation:

Consider ΔPQA and ΔRQS

∠PQA=∠RQS     (Vertically Opposite Angles)

∠QAP=∠QSR     (Complementary of two equal angles, ∠RAT and∠PST)

Due to angle sum property of a triangle, we come to the conclusion that

∠APQ=∠SRQ

Consider ΔPTS and ΔRTA

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∠APQ=∠SRQ (Proved above)

Therefore, ΔPTS≅ΔRTA by AAS axiom of congruency.

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The nutrition supervisor for a school district is considering adding a baked potato bar to the lunch for all the high school caf
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Using the confidence interval, it is found that the correct option is:

There is convincing evidence because the entire interval is above 0.

<h3>When does a confidence interval for the difference of proportions gives convincing evidence that there is a difference?</h3>

It gives convincing evidence when 0 is not part of the confidence interval.

In this problem, the interval is (0.02, 0.38), which does not contain 0, hence the correct option is:

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More can be learned about confidence intervals at brainly.com/question/25890103

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