lorelaileroy lorelaileroy

04-08-2020
Mathematics

contestada

Which polynomial has factors of 4x – 7 and x + 4?

3x2 + x – 3
4x2 + 9x – 28
3x2 – 7x – 3
4x2 – 23x – 28

Respuesta :

mathstudent55 mathstudent55

04-08-2020

Answer:

B. 4x2 + 9x – 28

Step-by-step explanation:

Multiply out the factors and see what polynomial you end up with.

(4x – 7)(x + 4) = 4x^2 + 16x - 7x - 28 = 4x^2 + 9x - 28

Answer Link

Guillermoarroyo479 Guillermoarroyo479

09-10-2020

Answer:

B

Step-by-step explanation:

Answer Link

Otras preguntas

What's the other term for: explosive or changing very quickly

What's the other term for: one who overindulges in food and drink

The diameter of a cylinder is 6 feet 6 inches. The height of a cylinder is 12 feet 3 inches. What is the surface area? (feet squared)What is the volume?

Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride? A. K(s) + F2(g) → KF2(s) B. K(s) + F(

How many moles of water (H2O) would be produced if 10 moles of O2 gas reacted completely with excess H2 gas?2 H2(g) + O2(g) → 2 H2O(g)A. 5 B. 10 C. 20 D. 30

What's the other term for: lacking respect; scornful

Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do

What's the word for wandering about; tending to move around, travel

The diameter of a cylinder is 6 feet 6 inches. The height of a cylinder is 12 feet 3 inches. What is the surface area? (feet squared)What is the volume?

How do we use the Pythagoras theorem in "everyday life".