3 years ago

What is the range of the quadratic function f(x)=2-x^2

Mathematics

1 answer:

dimulka [17.4K]3 years ago

7 0

(-infinity, 2]. Use the infinity symbol and not the word

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How many like terms are in the expression:5a^2+6b+a^2-3b-2+4c.

Goryan [66]

Solution

Part 3

For this case we have 6 different terms

Part 4

We can do the following:

$5a^2+a^2+6b-3b+4c-2$

Part 5

And we can simplify on this way:

$6a^2+3b+4c-2$

7 0

1 year ago

Zinnia and ruby earn $50 per week for delivering pizzas. Zinnia word for X weeks and earned an additional total bonus of $13. Ru

Pani-rosa [81]

Answer:

Zinnia = 50[x] +13

Rubu= 50[y]

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3 years ago

After a dilation with center (0,0) the image of DB is D’B’ if DB=6 and D’B’=2 the scale factor of dilation is what ?

bezimeni [28]

Answer:

scale factor = $\frac{1}{3}$

Step-by-step explanation:

the scale factor is the ratio of corrresponding sides. image to original.

scale factor = $\frac{D'B'}{DB}$ = $\frac{2}{6}$ = $\frac{1}{3}$

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2 years ago

What is the value of x when Log×=-2.7777 And explain it easy

timama [110]

$\log_{10} x = -2.7777\\\\\implies x = 10^{-2.7777}\\\\\implies x = \dfrac{1}{10^{2.7777}}\\\\\implies x = 0.00167$

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3 years ago

An insurance adjuster processes the claims of six policy holders in an eight hour work day. The adjuster uses $5 in gasoline and

Bad White [126]

Answer:

Step-by-step explanation:

Labor productivity is is measured per hours.

Hence, the work he does [amount of claims] will be distributed amongst the amount of hours he works. The amount of dollar he uses doesn't matter for labor productivity.

Thus, his work is 6 claims. He does that is 8 hours. So claim/hr is:

6/8 = 0.75 claims per hour

Answer choice D is right.

6 0

3 years ago