Explain how you would work out and answer the following problem: (2x+3)(3x−1)

2 answers:

5 0

Use the F.O.I.L. method. First Outer Inner Last
2x*3x= 6x squared. 2x*(-1)= -2x. 3*3x= 9x. 3*(-1) = -3 all this =6x squared -2x+9x-3. = 6x squared +7x-3

6x squared +7x-3

S_A_V [24]3 years ago

3 0

You need to use FOIL. It works like this: multiply the F-irsts, multiply the Outsides, multiply the Insides, mulitply the Lasts. This gives you 6x squared+9x-2x-3. Now you just need to combine the like factors, giving you the final answer of 6x squared+7x-3.

You might be interested in

A tank contained 35 liters of water. After some water was poured out, it was 2/5 filled. How much water was poured out from the

Georgia [21]

Answer:

21litres

Step-by-step explanation:

2/5 of 35litres of water was left in the tank

2/5 × 35 = 14litres

14litres remained

Amount of water poured out= 35-14

= 21litres

5 0

2 years ago

A bag of fertilizer covers 3000 square feet of lawn. Find how many bags of fertilizer should be purchased to cover a rectangular

zubka84 [21]

The first step is to find the area of the lawn. This can be done by multiplying its dimensions, so: 260 x 120. This equals 31,200.

Now to find how many bags of fertilizer are needed, divide 31,200 by 3000. This equals 10.4, but must be rounded up to 11 bags of fertilizer.

5 0

4 years ago

True or false: to obtain the graph of f(x)=square root x+2 shift the graph of y=square root X horizontally to the right 2 units.

Whitepunk [10]

Answer:

true

Step-by-step explanation:

3 0

3 years ago

Which is a reasonable estimate of hourly pay for Joanna and Richard?

Digiron [165]

The answer is B, Joanna earns $11 and Richard earns $8.50