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zhuklara [117]
2 years ago
10

11) Write the explicit formula

Mathematics
1 answer:
Illusion [34]2 years ago
6 0

Answer:

365

Step-by-step explanation:

tn = t1 + (n - 1)(d)

t(47) = -3 + (47 - 1)(8)

t(47) = -3 + (46)(8)

t(47) = -3 + 368

t(47) = 365

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-2 (z + 11) = 6<br><br> Please help. You have to use distributive property.
Mamont248 [21]

Answer:

-14

Step-by-step explanation:

-2(z+11)=6

-2z-22=6

-2z=28

z=-14

4 0
2 years ago
14. The area of 10 square plots is 160 ares. Find the length in metres of the side of each plot (3mks)​
VashaNatasha [74]

Answer:

Step-by-step explanation:

1 are = 100 m²

Assuming the ten squares are congruent, the area of each square is 160/10 = 16 are

16 are × 100 m²/are = 1600 m²

each side is √1600 = 40 m

7 0
3 years ago
Factor the expression using GCF of 4+22​
xxMikexx [17]

Answer:

the answer would be 2(2+11)

Step-by-step explanation:

6 0
3 years ago
The mean height of 10 girls is 154cm. The mean height of 8 boys is 162cm. What is the mean height of the class?
olganol [36]

Answer:

158cm

Step-by-step explanation:

154+162=316

316/2=158

8 0
2 years ago
Picture explains<br> asdasdasd
tamaranim1 [39]

Answer:

  • Yes, AB is tangent

Step-by-step explanation:

The tangent is perpendicular to the radius. The given triangle is right if AB is tangent.

Use Pythagorean to verify

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  • 400 = 400

Confirmed

7 0
2 years ago
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