- Determine the coefficient of a^5b^4 in the expansion of (a + 2b)^9?

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How many calories of energy must be absorbed to raise the temperature of 5.0 grams of h2o from 25 degrees Celsius to 30 degrees Celsius? What is 1/2x + 22 = 0? Apply Green's Theorem to evaluate the integral. C(6y+x)dx+(y+3x)dy
C: Thecircle(x-2)2+(y-4)2=9? Differentiate the function.
h(x) = 3/4 (x^5 − 4x^3 + 7^)8? What r rocks with layers called?