3 years ago

HELP what are the coefficients of 7x^4-9x^3+2x^2

Mathematics

1 answer:

Nikitich [7]3 years ago

6 0

In this case, whenever you see a number directly in front of x, multiplying itself by/with x, it's a coefficient.

That applies to the numbers 7, 9, and 2 if I'm reading this correctly. Hope this helps!

You might be interested in

Find the period of the function

Ostrovityanka [42]

Answer:

6π

Step-by-step explanation:

The period indicates after which time the sine wave repeats.

You divide 2π by the factor in front of your function variable. This is 1/3 for your function.

So 2π/(1/3) = 6π

4 0

3 years ago

Help the smol bean smol bean is stuggling

ruslelena [56]

Im confused can you please clarify?

5 0

3 years ago

PLS HELP ILL GIVE BRAINLIST!

sammy [17]

Answer:

its the same as QR- 38

Step-by-step explanation:

4 0

3 years ago

During a sale at a furniture store, sofas were marked down 30%. You have a coupon for an additional 15% off. What is the final p

mrs_skeptik [129]

Answer:

327.25

Step-by-step explanation:

550*0.7=385

385*0.85=327.25

!!! MUST REMEMBER!!!

dont add 30% and 15% together, 15% is another discount on the price that has been marked down.

7 0

2 years ago

Element X decays radioactively with a half life of 8 minutes. If there are 450 grams of Element X, how long, to the nearest tent

aksik [14]

$t_{1/2}=8\text{ min}\\N_0=450\text{ g}\\N(t)=37\text{ g}\\t=?\\\\N(t)=N_0\left(\dfrac{1}{2}\right)^{\tfrac{t}{t_{1/2}}}\\\\37=450\cdot\left(\dfrac{1}{2}\right)^{\tfrac{t}{8}}\\\\\left(\dfrac{1}{2}\right)^{\tfrac{t}{8}}=\dfrac{37}{450}\\\\\dfrac{t}{8}=\log_{\tfrac{1}{2}}\dfrac{37}{450}\\\\t=8\log_{\tfrac{1}{2}}\dfrac{37}{450}\\\vdots\\t\approx28.8\text{ min}$

7 0

3 years ago