21-09-2020
Mathematics

contestada

--2m + 4n2 for m = -6 and n=-5
Evaluate the expression

Respuesta :

MathTutors MathTutors

21-09-2020

Answer: 112

Step-by-step explanation:

Since we were given m and n, we plug them into the expression and solve.

-2(-6)+4(-5)² [exponent]

-2(-6)+4(25) [multiply]

12+100 [add]

112

Now, we know that the value of the expression is 112.

Answer Link

Otras preguntas

Pls help I need a good grade

Explain the rules for multiplication and division to convert units. How do you know when to multiply and when to divide to convert units of measurement? Write

The lengths of the sides of a triangle are in the extended ratio 4 : 7 : 8. The perimeter of the triangle is 95 cm. What are the lengths of the sides?

Which statement would best conclude this essay? A. The museum draws some 40,000 visitors every year from around the world. B. An important part of the museu

Make an equation for the area of each rectangle.Solve it to find the value of x. Area=70cm^2 l=(2x+8)cm b=5cm

Please help finding the volume of this cone?

Even more so than World War I, known as “The Great War” to its contemporaries, World War II was truly a global conflict, involving peoples from every continent

label them with the correct answers. Thank you!!

Can someone type this for me

Find the length of side x in simplest radical form with rational denominator. the short leg is root 2 and the long leg is x we don't know the hypotenuse.