eldana2021222 eldana2021222

02-08-2022
Mathematics

contestada

Is 25x²-40xy+16y²a perfect square number? why?

Respuesta :

jimrgrant1 jimrgrant1

02-08-2022

Answer:

yes

Step-by-step explanation:

25x² - 40xy + 16y² can be factored as

(5x - 4y)² ← a perfect square

Answer Link

Otras preguntas

the length of a rectangle is 61/2 inches and the width is 33/4,. what is the ratio, using whole numbers of the length to the width

what is the weight in newtons of a person who weights 60kg

Adverbs can modify all of the following except A)Verbs B)Adjectives C)other Adverbs D) Nouns

Which of the following chemical reactions is an oxidation-reduction reaction? CuSO4 + BaCl2 yields BaSO4 + CuCl2 Pb(NO3)2 + 2NaCl yields PbCl2 + 2NaNO3 N2 + 3H2

Positive fractions less than 1, with an interval of 1/8 between each pair.

Which of dictionary requires the most frequent updating? A. A Dictionary of Modern English Usage B. A Dictionary of American-English Usage C. American Dialec

23. Which of the following groups benefitted the least from the prosperity of the second industrial revolution? A. Textile workers B. Factory workers

what are the three aspects of overall health

A survey indicated that 3 out of 5 doctors use brand x aspirin. If 2000 doctors were surveyed how many used brand x? show work please!

help? use the rule to find the the first 10 terms in the pattern first term:7 rule:multiply by 2