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horrorfan [7]
3 years ago
14

If f(x)= 3x^2 + 3x^1/2 +3x what is the value of f(-9)

Mathematics
1 answer:
Dahasolnce [82]3 years ago
4 0

Answer:

216 + 9i

Step-by-step explanation:

Given: f(x) = 3x² + 3x^{1/2} + 3x

When x = -9, f(x) equals to;

3(-9)²  + 3(-9)^{1/2} + 3(-9)

243 + 3(3i) - 27

243 + 9i - 27

216 + 9i

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When considering a term(s) inside parentheses, and there is an exponent
MaRussiya [10]

Answer:

distribute; multiply

For instance:

(4^{2} + 6 )^{3}  = 4^{6}  + 6^{3}

7 0
3 years ago
Plz help and ty very much​
IgorC [24]

Answer:

True

Step-by-step explanation:

For a compound inequality using the word "or" to be true, all you need is for one of the parts to be true.

-6 < 7 is true

-2 <= -2 is also true

Answer: True

4 0
3 years ago
In a genetics experiment on peas, one sample of offspring contained green peas and yellow peas. Based on those results, estimate
pashok25 [27]

Answer:

The probability of getting an offspring pea that is green is is 0.733

YES, the probability is reasonably close to the expected value of 3/4 (0.750)

Step-by-step explanation:

The formula for calculating the probability of an event is;

P = Favorable Outcome / Sample space

Let A be an event of getting an offspring green peas, B be an event of getting an offspring yellow peas and N be the total number of peas.

number of green peas in an offspring are 350

number of yellow peas in an offspring are 127

total number of peas are 477    

So in the genetic experiment, the number of times event A occurs is 350 and the number times event B occurs is 127

Now the probability of getting an offspring pea that is green is

P = number of green peas / total number of peas

p = n(A)/N

p = 350/477

p = 0.733

So YES, the probability is reasonably close to 3/4 ( 0.750 )

The probability of getting an offspring pea that is green is is 0.733.

YES, the probability is reasonably close to the expected value of 3/4 (0.750)

5 0
3 years ago
"twelve diminished by six times a number
Mnenie [13.5K]
The answer to the problem is 12-6x
7 0
3 years ago
The first step for deriving the quadratic formula from the quadratic equation, 0 = ax2 + bx + c, is shown. Step 1: –c = ax2 + bx
Goshia [24]

Answer:

Subtract c from each side, using the subtraction property of equality

Step-by-step explanation:

0 = ax^2 + bx + c

Subtract c from each side, using the subtraction property of equality

-c = ax^2 + bx + c-c

-c = ax^2 + bx

4 0
4 years ago
Read 2 more answers
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