If a committee of 4 is to be chosen at random from a class of 10 students, what is the probability of any particular committee being selected? (Enter your answer as a fraction.) What if the committee is to consist of a president, a vice president, a treasurer, and a secretary? (Enter your answer as a fraction.)

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A: Given:a→=-3,-2,3 and b→=-3,5,2We need to find 3a→+3b→.

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A:

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A: Solution:- We have to find ∫023xx2+2dx it is definite integration. =∫023xx2+2dx=3∫02xx2+2dx   let…

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A: Topic:- geometry

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A:

Q: Let ā = and b . Find 3ā + b. -

A: We will simply use vector addition rules to find the answer

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A: Topic = Algebra

Q: $3000. 300-€ e

A: Given :e∫3300-tdt

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A: See this solution in below.

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A: Here we multiply this:

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A: To verify : For n≥1 ,   prove that 12+ 32 + 52+........+ (2n-1)2 = 2n+13

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A: We are given the triple Integral: ∫-11∫0y2∫-xx(3z2+x-y)dz dx dy=∫-11∫0y2(z3+xz-yz)-xx dx…

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A: Modulus function always gives positive quantity in result.

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A: given that                                               4-j2j2+2+j0 we know that…

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A: Given: x8 − 2 = −6

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A: Given that, the vector expression is 8,-9·1,8.

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A: -3a+12a=9a

Q: Find FOUT FOUstth goots -1+9i

A: Step 1 :Find (-1+9i)1/4  = rCosθ+iSinθ1/4(-1+9i) is of the form (a+ib)r =a2+b2 = (-1)2+(9)2 = 1+81 =…

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A: The given equation .The aim is to find the value of .