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Sholpan [36]
3 years ago
12

Find (f•f)(0) f(x) = x^2- 1 a. 1 b. 0 c. -8 d. -1

Mathematics
2 answers:
Fed [463]3 years ago
3 0
B because anything multiplied by 0 is equal to 0.
miss Akunina [59]3 years ago
3 0
B because anything times 0 equals 0 no matter what other numbers are there.
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Ron has a bag containing 3 green pears and 4 red pears he randomly selects a lead then randomly selects another pear without rep
Alborosie
First pear            Second pear      probability

green (3/7)---------green (2/6)         (3/7)*(2/6) = 1/7
                  ---------red (4/6)             (3/7) *(4/6) = 2/7

red (4/7)-------------green (3/6)        (4/7)*(3/6) = 2/7
             -------------red (3/6)             (4/7)*(3/6) = 2/7
                                                     -------------------------
                                                     1/7 + 2/7 + 2/7 + 2/7 = 1

The probailities that two are green are: 1/7

The probabilities that one is green and the other is red are:2 /7 + 2/7 = 4/7

The probabilities that two are red are: 2/7
7 0
3 years ago
What is another way to name ∠MNO ?
katrin [286]

Alright, lets get started.

Please take a look to the diagram I have attached.

The base side is ON

The terminal side is MN.

We could say angle MNO as angle N.

We could day it as angle ONM also.

So, the answer is ∠ N and ∠ONM.   :  Answer

Hope it will help :)


7 0
3 years ago
Elena walked 12 miles. Then she walked 0.25 that distance. How far did she walk all together? Select all that apply. A: 12+0.25∙
vovangra [49]

Answer:

Step-by-step explanation:

If Elena walk 12 miles, and then 0.25 that distance

0.25=1/4

12*1/4=3 miles is 1/4 of the distance

she walked in total 12+3=15 miles

choice A =12+12*1/4

3 0
3 years ago
Simplify the expression. Write your answer using only positive exponents (3t^-4)
yaroslaw [1]

Answer:

\frac{3}{t^{4}}

Step-by-step explanation:

x^-y=1/(x^y) so 3t^-4=3/(t^4)

3 0
2 years ago
Find the length of the missing side
faltersainse [42]

Answer:

c = 17

Step-by-step explanation:

Since this is a right angle triangle we can use the Pythagoras theorem that states that c^{2} = a^{2} + b^{2} (where c is the Solve for  hypotenuse and "a" and "b" are the legs of the right angle triangle). From here we know that the answer to this question is....

c^{2} = a^{2} + b^{2}\\c^{2} = 15^{2} + 8^{2} \\c^{2} = 225 + 64\\c^{2} = 289\\c = \sqrt{289} \\c = 17

6 0
3 years ago
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