4. A projectile is launched with an initial speed of 40 m/s from the floor of a tunnel whose height is 30 m. What angle of elevation should be used to achieve the maximum possible horizontal range for the particle? What is the maximum range?

Q: Start B<

A: We will find the probability. 

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A: Given; a*b=ab+a+b.

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A:

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A:

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A: We have to simplify give algebraic expressions.

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A: function f(x)=x2+6x  

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A:

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A: Given query is to find the value of a.

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A:

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A:

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A:

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A: Given cost function c(n) = 50 + 4n

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A: 1. All are interrelated to each other except -.       B. Convention

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A: The given system of equations can be written as; A x = B A) Using Cramer's Rule: 3     1     12     ...

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A:

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A:

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A:  The domain of f(x) is the set of all possible values of x for which f is defined. The range of f(x)...

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A: Let's find. 

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A:

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A: Given query is to find the interval of increasing ,and decreasing.

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A: Here, the given series is: ∑n=1∞cos2(n) xn Now, note that 0≤cos2(n)≤1

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A:

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A:

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A: Given function y=-2log2(x-1)-6              (1) The graph of a function is given as below:    

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A:

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A: We have to solve given question

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A:

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A: This question is related to algebraic operations, we will solve it using given information.  

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A:

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A:

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A: Let's find.