4 years ago

What is the value of b2 - 4ac for the following equation? 2x2 + 3x = -1

1 answer:

7 0

1. Move all terms to one side
2x^2+3x+1=0

2. Find the numbers for a, b and c
a=2
b=3
c=1

3. Put the numbers into the formula
3^2-4(2)(1)

4. Simplify
9-4*2*1
9-8
1

You might be interested in

Mutually exclusive..

mrs_skeptik [129]

Answer:

there are no answer choices

Step-by-step explanation:

sorry can't help

8 0

3 years ago

Add (3+2i)+(-5+6i)<br> A) -8+8i<br> B) -8-4i<br> C) -2+8i<br> D) -2+4i

balandron [24]

The answer it b your welcome

6 0

3 years ago

Read 2 more answers

BRAINLY AND 20 PTS TO WHOEVER GETS IT RIGHT

Makovka662 [10]

Answer:

Step-by-step explanation:

5 0

2 years ago

A cake recipe says to bake the cake until the center is 180 degrees F, then let the cake cool to 110 degrees F. The table shows

jeka94

Answer:

Check the explanation

Step-by-step explanation:

a) The following exponential model would fit the given dataset : $\small y = 129.122 \times (0.9742)^x$

b) To cool down to 110 degrees, it would take approximately 7.3 minutes based on the above model.

4 0

3 years ago

(tanx+cotx)/(secxcscx)=1

Dennis_Churaev [7]

Hello here is a solution:

3 0

3 years ago