atwhitlock7721 atwhitlock7721

03-10-2018
Mathematics

contestada

Find the value of 2a squared + 5b squared when a = -6 and b =2

Respuesta :

jimrgrant1 jimrgrant1

03-10-2018

92

given 2a² + 5b²

substitute given values for a and b into the expression

2(- 6)² + 5(2)² = (2 × 36 ) + (5 × 4) = 72 + 20 = 92

Answer Link

Otras preguntas

Write an expression to describe the sequence below. Use n to represent the position of a term in the sequence, where n = 1 for the first term.–77, –76, –75, –74

Find the coordinates of the midpoint of the line segment with endpoints (6, -2) and (-3, -2). midpoint: (x, y) = ( )

g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =

what is the principle of foreign policy of Nepal

A student graphed distance versus time for an object that moves 14m every 2 s. the speed of the object is

A car starts from rest and travels for 4.0s with a uniform acceleration of + 1.3m/s^2. The driver then applies the brakes, causing a uniform acceleration of - 1

The sun ____ in the East.

Suppose D(T) = A(T-H)2 +K represents the hieght of an object in feet after T seconds. Suppose an object has a maximum height of 12 feet after 2 seconds. This sa

adeshinaquadrioluseg Don't look at this users questions they are literally all wrong Trash

Plot the graph of 2x - y = 6 and y = 4. Write down the coordinates of the point where the lines intersect