joles2
joles2
25-08-2017
Mathematics
contestada
a,(-a)^2=a^2 This is true or false?
Respuesta :
jdoe0001
jdoe0001
25-08-2017
[tex]\bf (-a)^2\implies (-a)(-a)\impliedby \textit{recall \underline{minus} times \underline{minus} is \underline{plus}} \\\\\\ -1(a)\cdot -1(a)\implies (-1\cdot -1)(a)(a)\implies +1(a)(a)\implies a^2[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 56+ )
Otras preguntas
what is -42 divided by 8
true or false The Dutch enjoyed bowling, ice skating, and sledding.
(a - b)(a 2 + ab + b 2)
42xy-49x+30y-35 factored completely and is it prime or not
Alice's grandmothers age is a composite number between 70 and 80 and has a factor of 11 what is it
Simplify 15.6 divided by negative 3..
Find the volume of a cylinder with a diameter of 6 inches and a height that is three times the radius. Use 3.14 for pi and round your answer to the nearest hund
what factors hindered Europeans from controlling Africa in the 1800s
)The figure below shows parallel lines cut by a transversal: A pair of parallel lines is shown, cut by a transversal. Angle 1 is located in the upper right e
Before 1880, most of the immigrants were from western Europe. After 1880, 70% of the immigrants were from A. Asia. B. Ireland. C. northern Russia and east
