25-04-2018
Mathematics

contestada

x2-8x+21 make the expression (x-h)2+k is equivalent

Respuesta :

Аноним Аноним

25-04-2018

x2-8x+21 = x² - 8x + (8/2)²- (8/2)² + 21

= (x² - 8x + 16 ) - 16 + 21
= (x - 4)²+ 5

Answer Link

Otras preguntas

What is the product? (5 r + 2)(3 r minus 4) 15 r squared + 8 15 r squared minus 8 15 r squared + 14 r minus 8 15 r squared minus 14 r minus 8

What is meant by relative frequency? A. The relative frequency of any category is the number of data values in that category. B. The relative frequency of any

An ethical issue arises when: Group of answer choices a new client temporarily experiences a period of dependence on the counselor. counselors encourage clients

The force responsible for the different forms of matter (i.e., solid, liquid, gas, and plasma) is :

In a lab set up, two frictionless carts are placed on a horizontal surface. Cart A has a mass of 500 g and cart B’s mass is 1000 g. Between them is place an ide

A bag composed of a semi-permeable membrane containing 1% salt water is placed into a cup with 10% salt water (a higher concentration of salt). Through osmosis,

Hey can someone help stats

The volume of a cube is 729 in.3. How long is each side?

2) In August, Emily's Clothing Store sold 460 shirts with the ratio of short sleeve to longsleeve being 3:7. How many short sleeve shirts were sold?

Harrison has $9.30 in his coin collection all in pennies and dimes the number of dimes is three times the number of pennies how many coins of each type does she