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sweet [91]
2 years ago
14

The expansion of (1 + px +qx2)8 is 1 + 8x + 52x² + kx³+... . Calculate the values of p, q and k.

Mathematics
1 answer:
trasher [3.6K]2 years ago
4 0

Answer:

i think you have to multiply

Step-by-step explanation:

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I think it is B, AB or CD and AB || CD

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I Need Help Quickly Please And Thank You
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Step 2: it should be P-2x, not +.

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Write the equation 2x + 6x + y2 - 8y= 19 in standard form ​
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Factor pairs for 18 and
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3 years ago
Given: Triangles ABC and DBC are isosceles, m∠BDC = 30°, and m∠ABD = 155°. Find m∠ABC, m∠BAC, and m∠DBC.
just olya [345]
∠BDC=30, so ∠CBD + ∠BCD=180-30=150
ΔDBC is isosceles, so ∠CBD=∠BCD=half of 150=75
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ΔABC is isosceles, so ∠ABC=∠ACB=80
∠BAC=180-80-80=20
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3 years ago
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