The sum of two.number is.24. the.sun.of the square.of the two.nunber is 306. what is the product.of the two.number

1 answer:

3 0

A) x + y = 24
B) x^2 + y^2 = 306

A) x = 24 -y
Then substituting this into B)
(24 - y)^2 +y^2 = 306
576 -48y +y^2 + y^2 = 306
2 y^2 -48y + 270 = 0
x1 = 15
x2 = 9

You might be interested in

4. Find the time duration for the following in your notebook: (a) 1:20 a.m. to 8.05 a.m. (b) 3:50 p.m. to 6:25 p.m. (C) 11.40 a.

padilas [110]

(a) 6 hours and 45 minutes

(b) 2 hours and 35 minutes

(d) 3 hours and 20 minutes

4 0

2 years ago

Adriana, Henry, Malik, and Richard each design surveys to determine the most popular way seventh graders purchase music. Adriana

andriy [413]

The sample which is likely to produce the most valid result is Richard's sample because there was no statistical bias. Statistical bias is the systematic favoritism of certain individuals in the study. Just like what Adriana, Henry and Malik did in conducting their surveys, they choose people who are point of interest and also who are near them. In the way Richard conducted his survey, he used a random sampling technique, this is a method of selecting a sample from a population in such a way that every possible individual can be chosen and he doesn't know who these people are.

7 0

2 years ago

Read 2 more answers

A meteorologist found that the rainfall in Lexington during the first half of the month was 1/2 of an inch. At the end of the mo

zalisa [80]

Answer:

.1 inch or 1/12 of an inch

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

What is the area of the firgure?