2 years ago

(x-9)(x+2) see if u can find it

Mathematics

1 answer:

ycow [4]2 years ago

4 0

Answer:

x^2 -7x-18

Step-by-step explanation:

(x-9)(x+2)

FOIL

first x*x = x^2

outer 2x

inner -9x

last -9*2 =-18

Add together

x^2 +2x-9x-18

Combine like terms

x^2 -7x-18

You might be interested in

Factor each expression 36abc +54ad

olya-2409 [2.1K]

Answer:

18a(2bc + 3d)

Step-by-step explanation:

36abc + 54ad

Step 1: Find the Highest Common Factor of each

36abc = 2×2×3×3×a×b×c = 18a × 2bc

54ad = 2×3×3×3×a×d = 18a × 3d

HCF = 2×3×3×a = 18a

Step 2: Factor out with HCF

18a(2bc + 3d)

7 0

3 years ago

How do I turn those numbers into a mixed number?

BigorU [14]

Number 2 is already a mixed number. But it says mixed number as a decimal. So -1 29/40 as a decimal is -1.725.

8 0

2 years ago

1/2 to the 2nd power in fraction form

Rzqust [24]

Answer: $\frac{1}{4}$

Work Shown:

$\left(\frac{1}{2}\right)^2 = \left(\frac{1}{2}\right)*\left(\frac{1}{2}\right) = \frac{1*1}{2*2} = \frac{1}{4}$

5 0

1 year ago

A baby is weighed on a defective scale. He weighed 13 pounds. The baby weighs exactly 10 pounds. What is the percent error?

Eva8 [605]

Answer:

30%

Step-by-step explanation:

The answer is off by 30%, as the scale is off by 3 pounds. 3/10=30

4 0

2 years ago

1.Elena has 20 apples and 35 crackers for making snack bags. She wants to make as many snack bags as possible and wants each bag

Harlamova29_29 [7]

Answer:

17 bags. LCM=2

Step-by-step explanation:

7 0

2 years ago