A battery manufacturer claims that the mean life of a particular type of their batteries is 500 days. A consumer's rights bureau thinks this claim is inflated and the actual mean battery life is significantly lower than 500.

Q: 203six -53six= 412six -22six=

A:

Q: Describe y=-x+5

A: Explanation and solution is given below....

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A: We have to find

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A: Here is the solution:

Q: Ex 21Eulers method dy-y= - y Xーツ ーメー

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Q: 4x-7y=28

A:

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A:

Q: Solve for: ?^2 − ? − 6 ≤ 0

A:

Q: y? = 4sinx + 3x²

A: Given function is                                                  y2=4sinx+3x2 Derivative of the…

Q: 3+3区

A: Use substitution

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A:

Q: fo ret+3dx aşağıdakilerden hangisidir?

A:

Q: estimate the number of times that the sum will be 10 if the two number cubes are rolled 600 times.

A: Solution: Given that the sum is 10 The only 3 ways that two dice can sum to 10 are (4, 6), (5, 5),…

Q: x²74X+2

A: find roots of quadratic function.

Q: Differentiate.   y= 4x3-7x2+15x+3

A: Topic:- application of derivatives        Using If  F(x) = ax^n  F'(x) =an x^(n-1)

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A: topic- indefinite integral

Q: 2y=3x-5

A:

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A: Given that: y=x2+45x-3

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A: To Differentiate: x2y-xy2+x2-y2=0

Q: Differentiate y = 1-3х

A:

Q: lim

A:

Q: Simplify  3-1/y-5/4/y-5

A: Observe the following fact.

Q: -3X 3x+5)€ de

A: solve the integration by part

Q: 18x-23 Jan?-24 4416 -244+16

A:

Q: Explain how to simplify V10- V5.

A: One of the property of a square root function is :a.a=a2=aAlso, a.b=b.a  (commutative property)So,…

Q: ースタ 3x t5

A: the given expression is: we have to simplify the given expression.

Q: 2-x2=10x

A: