skatelife8113 skatelife8113

04-07-2021
Mathematics

contestada

Multiply (x2 + 3x + 5)(2x2 - 2x + 1).
A. 2A - 6x2 + 5
B. 3x2 + x + 6
C. 2A + 4x2 + 5x2 - 7x + 5
D. 2x4 + 8x3 + 17x2 + 13x+5

Multiply x2 3x 52x2 2x 1 A 2A 6x2 5 B 3x2 x 6 C 2A 4x2 5x2 7x 5 D 2x4 8x3 17x2 13x5 class=

Respuesta :

hieu0002004 hieu0002004

04-07-2021

A, C are correct

(X2 + 3x + 5) (2x2 -2x + 1)
= 2x4 -2x3 + 6x3 + x2 - 6x2 + 10x2 + 3x -10x + 5
= 2x4 + 4x3 + 5x2 - 7x + 5
= 2x4 + 4x3 + 11x2 - 7x - 6x2 + 5
= 2A - 6x2 + 5
Or = 2x4 + 4x3 -4x2 + 4x2 + 5 x2 - 7x + 5
= 2A + 4x2 + 5x2 - 7x + 5

Answer Link

Otras preguntas

is a trapezoid always a parallelogram?

Which sentence shows correct punctuation? give the book to the kid holding the skateboard. give the book to the kid, holding the skateboard. give the book, to t

I'm not sure how to go about doing this. Can someone please help? I'll rate you the brainliest! Calculate the wavelength of the laser light for a) d = 1/500

What are the solutions to the equation w/2w-3 = 4/w

Marriage in which a spouse has less than two mates at the same time is called polygamy. True False

Group 1 elements with an oxidation number of 1 include which of the following? A.Calcium B.Magnesium C.Lithium D.Potassium

What must you find out after conducting an experiment and collecting data?

How much energy is needed to completely remove an electron from n $ 2 in a hydrogen atom?

Please leave the key with either carol or _____. which pronoun correctly completes the sentence using the objective case? i he me

help me with 1 and 2 and show me the work plz