deanna311998p70sjk deanna311998p70sjk

19-09-2018
Mathematics

contestada

please help i need help with number 4 and 5

please help i need help with number 4 and 5 class=

Respuesta :

Crunchies Crunchies

19-09-2018

Question 4. Just replace x with 2a.
So f(2a) = 5(2a)^2 + 4(2a)
= 5*4a^2 + 8a
= 20a^2 + 8a

Question 5. Since x = 3, which is more than 1, use the second equation.
f(3) = 3^2 + 1
= 9 + 1
= 10

Answer Link

Otras preguntas

This kingdom was known for its Dravidian architecture. 1 pandyan 2 pallava 3 Chola 4 Gupta

Most of Central Asia has which type of climate

If two lines intersect at right angles, then the two lines are perpendicular.

Can someone please answer. There is a picture. There is only one problem. Thank you so much!!!

Is an exterior angle of a quadrilateral is 90 degrees is sometimes,always,or never true

The formula to find the period of orbit of a satellite around a planet is T2=(4π2GM)r3 where r is the orbit’s mean radius, M is the mass of the planet, and G is

How did the Black Death contribute to the end of Europe's medieval period

2. Write a sentence that mentions a famous actor or actress and a movie. 3. Write a sentence that mentions a TV show and a snack product

i need help with this

Which of the following is the largest volume? 1.2 x 101 m3 1.2 x 108 cm3 2.0 x 104 dm3 1.2 x 108 mm3