Use synthetic division f(x)=x^2-8x+30 for x=-1 F(-1)= ___

Mathematics

1 answer:

MissTica2 years ago

8 0

Answer:

-48

Step-by-step explanation:

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Please healp i give brainlyest i give 17 points

nikdorinn [45]

Answer:

D) 90 inches

Step-by-step explanation:

There are 36 inches in a yard (3 feet)

To find how many inches, multiply the numbers.

2.5 × 36

90 inches

6 0

3 years ago

Read 2 more answers

Please show me step by step so I can learn to explain it to my son.

aleksklad [387]

These are the steps:
1. Find the area of the trapezium {Whole figure).
2. FInd the area of the rectangle (unshaded).
3. Area of the shaded = Area of trapezium - Area of the rectangle.

Step 1: Find the area of the trapezium:

Formula : Area of trapezium = 1/2 (a + b)h

Area = 1/2 ( 25 + 15) (12) = 240 yd²

Step 2 : Find the area of the rectangle:

Formula : Area = Length x Width

Area = 12 x 3 = 36 yd²

Step 3: Find the shaded region:

240 - 36 = 204 yd²

Answer: 204 yd²

6 0

2 years ago

Person A can paint the neighbor's house 5 times as fast as Person B. The year A and B worked together, it

LenKa [72]

Answer:

Person A paints the house in 12 days.

person B paints the house in 60 days.

Step-by-step explanation:

The together rate is the sum of each separate rate.

Person A can paint the neighbor's house 5 times as fast as Person B.

This means that the rate of person A is 1/x, and the rate of person B is 1/5x.

The year A and B worked together, it took them 10 days.