ACT Math 4.1 Intermediate Algebra

ACT Math Intermediate Algebra Drill 4, Problem 1. Which equation contains the point (1, 10)?

ACT Math	Intermediate Algebra
ACT Mathematics	Intermediate Algebra
Algebra	Coordinates and Graphs
Foreign Language	Arabic Subtitled Chinese Subtitled Korean Subtitled Spanish Subtitled
Geometry	Coordinate Geometry
Intermediate Algebra	Quadratic inequalities
Language	English Language
Product Type	ACT Math

00:26

see which one is on the line of the actual equation.

00:36

Here we go... hold on to your... plugs...

00:50

2 times 1 squared plus 3 times 1 plus 2...

00:54

equals 2 plus 3 plus 2, or 7. And a 7, sadly... is not a 10.

01:04

1 squared plus 4 times 1 plus 3... equals 1 plus 4 plus 3, which equals 8... so we're

01:11

still lookin' for the princess who fits the shoe.

01:17

3 times 1 squared plus 4 times 1 plus 4... equals 3 plus 4 plus 4... or 11.

01:25

10 isn't even greater than 11, so that doesn't work.

01:30

On to D... 2 times 1 squared plus 5 times 1 plus 3... equals 2 plus 5 plus 3... or 10.

01:38

Bingo! D should be our answer! Just to check E... 2 times 1 squared plus 5

01:43

times 1 plus 6... equals 2 plus 5 plus 6...or 13. Nope.

01:48

D it is.

01:50

Okay -- you can let go of your plugs now.