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Ann [662]
3 years ago
12

Okay so i know g(x)= 3k-2x² and g(-3)=-6

Mathematics
2 answers:
crimeas [40]3 years ago
6 0
K=4 is the answer.....
USPshnik [31]3 years ago
4 0

g(x)= 3k-2x²

g(-3)=-6 ____(1)

So, using (1),

-6 = g(-3)

=> -6 = 3k - 2(-3)²

=> -6 = 3k - 2(9)

=> -6 = 3k - 18

=> -6 +18 = 3k

=> 12 = 3k

=> 12/3 = k

=> 4 = k

Now, you can find g(n) for any number n, as now we know the value of k. Specify the value of x, if you want to know what is g(x).

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If f(x) is a third degree polynomial function how many distinc complex rules are possible ?
Thepotemich [5.8K]

Answer:

2

Step-by-step explanation:

According to the fundamental theorem of Algebra

A polynomial of degree 3 has 3 roots

However, complex roots occur in conjugate pairs, hence

There can only be 2 distinct complex roots.

5 0
3 years ago
The formula A=P(1+r)^2 gives the amount A in dollars that P dollars will grow to in 2 years at interest rate R (where r is given
Likurg_2 [28]
P=presne amount=5000
A=furutre amount which you want to be 5304.50

solve for r

5304.50=5000(1+r)^2
divide both sides by 5000
1.0609=(1+r)^2
sqrt both sides (remember to get positive and negative roots)
+/-1.03=1+r
minus 1 both sides
+/-1.03-1=r

+1.03-1=r=0.03=3%
-1.03-1=r=-2.03=false, no negative percents

answer is 3%
8 0
3 years ago
GUYS PLEASE HELP ME IT"S URGENT!!! :) Simplify and solve for the unknown. Type the FULL answer into the box, using the variable
Mandarinka [93]

Answer:

x=6

Step-by-step explanation:

first we group the 3x-2x

that will give us x(save that we will need it later)

|6+1|-4=10-1

6+1=7

7-4=10-1

(the res of it should be easy for you to do but ill do the rest of it)

10-1=9

7-4=3

x+3=9

9-3=6

<u>X=6</u>

3 0
3 years ago
Solve the equation b/4 +2=-1
Tema [17]

Answer:

b = -4

Step-by-step explanation:

\frac{b}{4} + 2 = 1\\\\\frac{b}{4} = -1\\\\b = -4

5 0
3 years ago
What is the rate and unit rate for 115 miles on 9 gallons of gas​
Dennis_Churaev [7]

Answer:

the actual answer is 12.7777777778 but you can break it down to about 12.8

Step-by-step explanation:

Hope this helps :)

6 0
3 years ago
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