hahaha11111 hahaha11111

04-02-2022
Mathematics

contestada

How to factor this expression: x^2-9?

Respuesta :

ItsDingy ItsDingy

04-02-2022

Answer:

(x+3)(x-3)

Step-by-step explanation:

rewrite "9" as 3^2

so it is x^2-3^2

You use the difference of squares: a^2-b^2=(a+b)(a-b)

apply it: (x+3)(x-3)

Answer Link

Otras preguntas

y = }(x+6) - 5 m= ba b=

Solve the Linear-Quadratic System of Inequalities. Shade the solution on the graph provided. -5 < y - x y < -3x^2+ 6x + 1

GIVING BRAINLIEST!!!! Select the statement that describes the following expression 6 x (2 + 7) − 9. A) 6 times the sum of 2 and 7, then subtract 9 B) 6 times th

Please help if your good at this

similarities between nepal,bhutan and india

Classify these sequences as arithmetic, geometric, or neither. Make sure to justify your answer 6) 7, 14, 28, 54 7) 1000, 200, 40, 8 8) 7, 14, 21, 28 thank u !

A toy train moves round a circular track of radius 0.50 m. How many radians has the trained turned through in moving 1.4 m along a track?

What are the characteristic property's of metals such as malleability and high conductivity are due to ?

How does the section "On Hands Approach" contribute to the development of ideas in the passage? O A It explains the dangers of climate change on the islands. OB

Which object orbits Earth in both the Earth-centered (geocentric) and Sun-centered (heliocentric) models of our solar system? A) the Moon B) the Sun C) Venus D)