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dsp73
2 years ago
10

Jen drives due south for 12 km. She then drives due west for 6 km and then continues south again for 3 km. How far to the neares

t km is Jen from her starting point?​
Mathematics
2 answers:
Bezzdna [24]2 years ago
7 0
She’s 21 km from her starting point
Your just adding them together her starting point was before she drove the 12km
Artyom0805 [142]2 years ago
6 0

Answer:

jjjjjs

Step-by-step explanation:

njjisiixixjxjxjxjjxjsnwoso

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What is the value of h?
nekit [7.7K]

Answer:

10ft

Step-by-step explanation:

3 0
2 years ago
Determine the roots of f(x) = -12-2.1x+18x^2-2.75x^3 graphically. in addition, determine the first root of the function with
vesna_86 [32]

The given function is that is a cubic polynomial

f(x)=-12-2.1x+18x^2-2.75x^3

when arranged in descending order that is from highest degree to lowest degree

f(x)=-2.75x^3+18x^2-2.1x-12

Since it is a three degree polynomial it has three roots.

According to rational root theorem , the possible roots of the above expression that is factors of  \frac{12}{2.75}=\frac{48}{11}  are \pm1, \pm 2, \pm 3, \pm 4, \pm 6, \pm 8, \pm 12, \pm 24, \pm 48, \pm\frac{1}{11}, \pm\frac{2}{11}, \pm\frac{3}{11}\pm\frac{4}{11}\pm\frac{6}{11},\pm\frac{8}{11},\pm\frac{12}{11}, \pm\frac{24}{11},\pm\frac{48}{11}

As you can see from the graph all roots of this polynomial are real.

The smallest positive root is 0.954 and smallest negative root are -0.724.

4 0
3 years ago
The table shows four transactions and the resulting account balance in a bank account, except some numbers are missing. Fill in
rusak2 [61]
For transaction 3 it should be -155.15 and for transaction 4 it would be -223.75
6 0
2 years ago
You can
nika2105 [10]

Answer: a

Step-by-step explanation:

8 0
2 years ago
For questions 1-3
mafiozo [28]
Number 2 is D. The pattern is quite simple, basically the formula for direct variation is y=kx, so in number 2 the problem shows -12x=6y, so then you would end up dividing the numbers, and this should you solve your other answers.
Hope this helps!
7 0
3 years ago
Read 2 more answers
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