0B2 Prerequisites

Solve
2x² + 17x + 21 = 0

• x= ^-21/₂, -17
• x= ²/₃, 16
• x=-7, ^-3/₂
• x=15, -³/₇

Tags

CCSS.HSA-REI.B.4B

Which of the following is an irrational number?

• 0.333

• $\sqrt{8}$

• $\sqrt{49}$

• $\frac{5}{22}$

Tags

CCSS.HSN.RN.B.3

The number  $-\sqrt{16}$  belongs to what number system(s)?

• natural number

• whole number

• integer

• rational number

• imaginary number

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

Solve:

3x - y = 11

x + y = 5

• x = 4

  y = 1

• x = 4

  y = -1

• x = -4

  y = 1

• x = -4

  y = -1

Tags

CCSS.HSA.REI.C.6

A theatre can hold 200 people. If the price of admission is $5 for an adult and $2 per child, find the number of each if the theatre is full and the profit is $577.

• 59 adults and 141 children
• 40 adults and 160 children
• 60 adults and 140 children
• 41 adults and 159 children

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.C.6

Evaluate the indefinite integral.

• A

• B

• C

• D

Tags

CCSS.HSA.APR.A.1

• A

• B

• C

• D

Find the derivative of the given equation
f(x) = x³ + x² + 3

• 3x² + 2x
• 3x + 2x 
• 3x + 2x + 3
• x³ + x² 

Tags

CCSS.HSA.APR.A.1

Roughly speaking, the derivative of a function gives us its rate of ______ of the function.

• 3x²
• x³
• 6x
• 3x² + x³