$MathMaster logo$

MathMaster

Home
general
evaluate 4x 2 4x 5 at the point x 4

Question

Evaluate -4x^2+ 4x - 5 at the point x = 4

218

likes

1089 views

Answer to a math question Evaluate -4x^2+ 4x - 5 at the point x = 4

$Expert avatar$

4.6

108 Answers

1. Substitute \( x = 4 \) in the expression \(-4x^2 + 4x - 5\).
2. Calculate \((-4)(4)^2\):

-4 \cdot 16 = -64

3. Calculate \(4 \cdot 4\):

4 \cdot 4 = 16

4. Subtract 5:

-64 + 16 - 5

5. Simplify:

-64 + 16 = -48

-48 - 5 = -53

6. Final answer:

-61

Frequently asked questions (FAQs)

What is the derivative of y = cos^2(3x) - tan(x) + sin(2x) + csc^2(x)?

+

Question: Simplify √(16) + √(9) - √(25)

+

What is the value of 2 raised to the power of 3, multiplied by the square root of 16, divided by 4?

+

New questions in Mathematics

Calculate to represent the function whose graph is a line that passes through the points (1,2) and (−3,4). What is your slope?

Find 2 numbers that the sum of 1/3 of the first plus 1/5 of the second will be equal to 13 and that if you multiply the first by 5 and the second by 7 you get 247 as the sum of the two products with replacement solution

Hey👋🏻 Tap "Create New Task" to send your math problem. One of our experts will start working on it right away!

given cos26=k find cos13

What payment 7 months from now would be equivalent in value to a $3,300 payment due 23 months from now? The value of money is 2.7% simple interest. Round your answer to 2 decimal places. Show all work and how you arrive at the answer..

The mean temperature for july in H-town 73 degrees fahrenheit. Assuming that the distribution of temperature is normal what would the standart deviation have to be if 5% of the days in july have a temperature of at least 87 degrees?

Determine the momentum of a 20 kg body traveling at 20 m/s.

how many arrangement can be made of 4 letters chosen from the 8 letters of the world ABBSOLUTE

A circular window has a rubber molding around the edge. If the window has a radius of 250 mm, how long is the piece of molding that is required ? (To the nearest mm)

A machine produces 255 bolts in 24 minutes. At the same rate, how many bolts would be produced in 40 minutes?

The points (-5,-4) and (3,6) are the ends of the diameter of the circle calculate subequation

Buffalo Company makes and sells shampoo. Each unit requires $1.40 labor costs, material costs per unit are $0.90 and other variable costs are $0.30. It sells shampoo for $4.45 to retailers. Fixed costs are $15,000. It sold 25,000 units in the current month. What is the Break-Even point in units? What is the Break-Even point in dollars? What is the contribution margin of Buffalo Company?

9/14 x 7/27 carry out indicated operation

A given initial capital in simple interest at the annual rate and for 27 months produced the accumulated capital of 6600 um if the same capital had been invested at the same rate but during 28 months the said accumulated capital would be increased in an amount corresponding to 0.75% of the initial capital Calculate the initial capital and the annual rate at which it was invested

Square root of 169 with steps

A grain silo has a height of 8.8m with a 11.4m diameter. If it is filled 0.5% of it's volume, how much grain (m^3) is stored in the silo? (0 decimal places)

Suppose a car license plate consists of 2 letters and two digits of which the first cannot be zero. How many different plates can be engraved? consider only 26 letters and 10 digits draw an example of this.