Question

A math professor scores all test with a maximum of 100 points. A student must have an average of92 on four tests to receive an A in the course. The student receives 89,86 and 90 on three tests. Can the student get an A grade?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Algebra

Applications of Mathematics

Related Algebra Q&A

Find answers to questions asked by students like you.

Q: Write the complete factored form off(x)=2x^3-3x^2-32x-15 given that k=-3 is a zero.

A: To calculate the complete factor of the function f(x)=2x3-3x2-32x-15 and the one zero of the provide...

Q: is a zero of f(x)=28x +88x-37x-7 2 7 3 Solve the equation 28x +88x-37x-7=0 given that (Use a comma t...

A: Since x=-7/2is a zero of the equation. We can divide the equation by x=-7/2 to get the quadratic equ...

Q: The length of a brick path is 12 feet. (A) You want to add an equal, unknown length of stones at eac...

A: part(a)The length of a brick path is 12 feet.An unknown length is to be added at each end of given b...

Q: Find all rational zeros of the function f (x) = 9x ^4 −9x ^3 −58x ^2 +4x +24

A: Consider the provided function.

Q: Write as a single fraction. Simplify your answer as much as possible. (3v/v2+5v-14)-(4/v2+4v-21)+(3/...

A: The given fraction is (3v/v2+5v-14)-(4/v2+4v-21)+(3/v2-5v+6).

Q: x2-5x+6=0. find the value of x

A: Obtain the value of x as follows.

Q: The graph to the right is a complete graph, that is, it is continuous and displays the function's en...

A: Explanation:(b)From the given graph, it is observed that the graph of the function is rising towards...

Q: You obtain a car loan of $28,500 for 5 years at 4.9% interest compounded monthly. A)You decide to p...

A: A)The loan amount on car loan is $28,500 at the interest of 4.9% for 5 years.In order to find the de...

Q: Graph the hyperbola (y+3)2/16-(x+6)2/4=1

A: The given equation is (y+3)2/16-(x+6)2/4=1.

Q: (1/12x4+5/8x3+5/8x2+4)+(-7/12x4+3/8x2-4)=

A: Firstly, we remove the brackets and then we collect the like terms and solve  as shown on board.

Q: Solve the equation by factoring. Please explain how you did your work. 4x2+11x-45=0.

A: We have to compare 4x^2+11x-45=0 with ax^2+bx+c. So, a=4 , b= 11 , c = -45. In ax^2+bx+c form we hav...

Q: For following function, select (on the same set of coordinate axes) a graph for c = -3, 5, and 4.  ...

A: The function is given by,

Q: Lashonda's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs L...

A: According to the given information, the cost information of the coffee bleands in given below:Cost o...

Q: Simplify the expression 4 (10 n to the power 2 - 2) -5 (8 n to the power 2 + 4)

A: The given expression is

Q: A sample of 125 light bulbs contained 3 defective bulbs. How many defective bulbs would you expect i...

A: Given infromation:A sample of 125 light bulbs contained 3 defective bulbs.Calculate:P(defective)=3/1...

Q: f Then determine the domain for each function. 9 First find f+ g, f-g, fg and f(x)-3x-32x+ 45, g(x) ...

A: Refer to the question for the given function f(x) = 3x2-32x+45 and g(x) = x -9. we need to calculate...

Q: Let A1, A2 and A3 be mutually exclusive and exhaustive events of some sample space S, where P(A1) = ...

A: In this question, it has been given that A1, A2 and A3 are mutually exclusive and exhaustive events....

Q: Determine the domain of the function f (x) = 1 − x.

A: The domain of f(x)=1-x is the possible values of x.

Q: What is the range of the function f (x) = | x | + 2

A: Given:The function is f(x) = |x| + 2

Q: In the following exercise, find the coordinates of the vertex for the parabola defined by the given ...

A: We are given equation of parabola as 

Q: #23

A: Given: The point that the line passes through is (−2,3).The equation of the line which is perpendicu...

Q: The parent function f(x)= x3 is related to g. Use function notation to write g in terms of  f.   g(x...

A: The parent function is given by,

Q: Given the functions f(x)=3x-5 , g(x)=2x^2-4x+8 , h(x)=30(1.5)^x , p(x)=5x-4/x-2 evaluate the followi...

A: Given the function f(x)=3x-5 and h(x)=30(1.5)x.And, Now simplifying  the composition of the two func...

Q: Determine algebraically whether f and g are inverse functions.  f(x) = 5x - 3          g(x)= x+3/5

A: To show f and g are inverse functions, we have to show f(g(x))=x and g(f(x))=x. 

Q: O LINEAR EQUATIONS AND INEQUALITIES Paul Solving a value mixture problem using a linear equation Esp...

A: Let x be a number of pounds of type A coffee.Here, total number of pounds is 155 and two types of co...

Q: 121=(4q+5)2

A: To calculate the value of q from the provided equation which is mentioned below,

Q: Solve the system. If there is no solution or if there are infinitely many solutions and the system's...

A: We have been given a system of linear equation in 3 variables that we need to solve.

Q: This Question: 1 pt th 25 of 30 (4 complete) Find f(g(x)) and g(fx)) and determine whether the pair ...

A:          Given,

Q: 5+2x-x-4+8x

A: To simplify the provided algebraic expression which is provided as 5+2x-x-4+8x. Now, first group the...

Q: Suppose that the amount of time it takes to build a highway varies directly with the length of the h...

A: Time (T) is proportional to the length of the highway (L) and inversely proportional to the number o...

Q: Simplify the difference quotients f(x+h)-f(x)/h and f(x)-f(a)/(x-a) for the following function by ra...

A: Here, we find f(x+h)  by replacing x by x+h  ,substitute the values of f(x+h) and f(x) and then by r...

Q: Solve the system. If there is no solution or if there are infinitely many solutions and the system's...

A: Consider the given system of equations:

Q: How do I solve 6x/x-6 =9 +7x2/x-6?

A: Click to see the answer

Q: Graph the solution to the following system of inequalities. <+4x3y−12 ≥+−5x3y−9 Then give the coo...

A: To solve the given system of inequalities graphically

Q: Create a Venn diagram to illustrate each of the following:26. (D ⋃ E)c ⋂ F

A: The shaded area is (D U E)

Q: Find the indicated difference quotient and simplify your answer. f (x) = x 3 +3x, f (x +h)− f (x) /h...

A: Using given f(x) first find f(x+h).

Q: Suppose that the functions u and w are defined as follows. =u(x)=x^2+6 w(x)=√x+1 Find the following....

A: Given information:The function u and w defined asu(x)=x^2+6w(x)=√x+1

Q: Given the function f(x) vx-7, (a) Find f (b) Graph f andf in the same rectangular coordinate system....

A: (a)It is given that the function f(x) = √(x – 7).Obtain the inverse of the function as follows.Subst...

Q: Solve the given equation for x - 1•9 - 6 x = 7 •1

A: To solve the equation, PEMDAS rule is used to simplify the equation and then the variable is isolate...

Q: K

A: Given,

Q: Solve Inequality |7x+3| > 15. What are the steps to putting my answer(s) in interval form?

A: From |7x+3|>15 we get two inequalities. 7x+3>15 and 7x+3<-15. We will solve for x from thos...