subject
Mathematics, 25.02.2021 21:50 jandrew2052

If the nth term of a number sequence is 2n² + n,
find the first 3 terms and the 10th term.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm
Answers: 3
question
Mathematics, 21.06.2019 17:30
The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest
Answers: 3
question
Mathematics, 21.06.2019 18:30
Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?
Answers: 2
question
Mathematics, 21.06.2019 19:10
Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.
Answers: 2
You know the right answer?
If the nth term of a number sequence is 2n² + n,
find the first 3 terms and the 10th term....
Questions
question
Chemistry, 17.10.2019 18:30
question
Health, 17.10.2019 18:30
question
Mathematics, 17.10.2019 18:30
question
Mathematics, 17.10.2019 18:30