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9966 [12]
3 years ago
7

Can someone please help me out

Mathematics
1 answer:
alekssr [168]3 years ago
8 0
For the equation Y value is -45.
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The function H(t) = −16t^2 + 112t + 24 shows the height H(t), in feet, of a cannon ball after t seconds. A second cannon ball mo
raketka [301]

Answer:

see the attachment for a table

Step-by-step explanation:

A. The table is shown in the attachment. The solution to h(t) = g(t) is at a value of t that lies between 6 and 7. At t=6, h(t) > g(t). At t=7, h(t) < g(t). Since both functions are continuous, they must have equal values somewhere between t=6 and t=7. (Intermediate value theorem.)

__

B. The solution means the cannon balls will have the same height at a value of t between 6 and 7.

4 0
3 years ago
What is the interior angle of a regular 25 gon
OLga [1]

Answer:

schläfli symbol {50}, t{25}

Coxeter diagram  

Symmetry group Dihedral (D50), order 2×50

Internal angle (degrees) 172.8°

5 more rows

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
What is the solution to the system of equations?
timama [110]

Answer:

x=-1 and y=4

Step-by-step explanation:

y=-3x+1

2x+5y=18

Put x and y on the same side for 1st equation

3x+y=1

2x+5y=18

Multiply top by -5

-15x-5y=-5

2x+5y=18

Add both equations onto each other

-13x=13

x=-1

Plug x=1 into any equation used

2(-1)+5y=18

-2+5y=18

5y=20

y=4

8 0
4 years ago
10-mg Atorvastatin Placebo Headache 15 65 No headache 17 3 3. If two different subjects are randomly selected, find the probabil
balu736 [363]

Answer:

0.6384

Step-by-step explanation:

Given that:

10-mg Atorvastatin Placebo Headache  15      65       No headache 17      3

Hence the total of number of patients = 15 + 65 + 17 + 3 = 100 patients

The number of patients with headache = 15 + 65 = 80 patients

Also, C(n, x) is the number of combinations in which n items can be chosen taken x at a time it is given by the formula:

C(n,x)=\frac{n!}{(n-x)!x!}

The the probability that if two different subjects they both had a headache = \frac{C(80,2)}{C(100,2)}=\frac{\frac{80!}{(80-2)!2!} }{\frac{100!}{(100-2)!2!} }  =\frac{3160}{4950}=0.6384

4 0
3 years ago
If Johnny has 4 apples and heather has 6 apples, how many apples will they have together?
sergejj [24]

Answer:

-2

Step-by-step explanation:

4 0
4 years ago
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