3 years ago

Please help I need to get this done please help me

Mathematics

2 answers:

r-ruslan [8.4K]3 years ago

6 0

Answer:

3/4

Step-by-step explanation:

Elan Coil [88]3 years ago

4 0

Answer:

Step-by-step explanation:

The y-intercept is where the line crosses the y-axis.

At (0,4), you can see the purple line cross the y-axis, therefore it is the y-intercept.

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Given P (x)=x^2+2x-7, find P (-3)

leva [86]

Answer:

P(-3) = -4

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Function Notation

Step-by-step explanation:

Step 1: Define

P(x) = x² + 2x - 7

P(-3) is x = -3

Step 2: Evaluate

Substitute: P(-3) = (-3)² + 2(-3) - 7
Exponents: P(-3) = 9 + 2(-3) - 7
Multiply: P(-3) = 9 - 6 - 7
Subtract: P(-3) = 3 - 7
Subtract: P(-3) = -4

8 0

3 years ago