What is -7(K-3) expanded

What is this question in Expanded form?

04/09/19

Stats homework help

The claim is that the IQ scores of statistics professors are normally​ distributed, with a mean less thanless than 117117. A sample of 1313 professors had a mean IQ score of 114114 with a standard... more

04/08/19

Help please!! Thank you.

A normal population has mean =μ60 and standard deviation =σ17.(a) What proportion of the population is greater than 96?(b) What is the probability that a randomly chosen value will be less... more

please help struggling with Math 115 Word problem

Jason just retired, and has $710,000 to invest. A very safe Certificate of Deposit (CD) account pays 1%, while a riskier bond fund pays 7.5% in interest. Jason figures he needs $14,000 a year in... more

04/08/19

Use the Remainder Theorem and synthetic division to find each function value. Verify your answers using another method.

f(x)= 4x^4-17x³+8x²+17 (a)  f(1)= (b) f(-2)= (c) f(5)= (d) f(-10)=

Distances in miles

Joplin is between wells and Greenville. The distance from wells to Greenville is 4,128 miles. The distance from wells to Joplin is 1,839 miles. How far us it from Joplin to Greenville?

04/07/19

The equation 3(4u+2)=−30  is solved in several steps below.For each step, choose the reason that best justifies it. 

Reasons for each step (to choose from): Addition Property of Equality Subtraction Property of Equality Multiplication Property of Equality Division Property of Equality Simplifying Distributive... more

04/07/19

The equation 7(w-2)=−35 is solved in several steps below.For each step, choose the reason that best justifies it. 

Reasons for each step (to choose from): Addition Property of Equality Subtraction Property of Equality Multiplication Property of Equality Division Property of Equality Simplifying Distributive... more

04/07/19

The equation −7(v+4)=35 is solved in several steps below.For each step, choose the reason that best justifies it. 

Reasons for each step (to choose from): Addition Property of Equality Subtraction Property of Equality Multiplication Property of Equality Division Property of Equality Simplifying Distributive... more

04/07/19

The equation v+25/4=3 is solved in several steps below.For each step, choose the reason that best justifies it.

Reasons for each step (to choose from): Addition Property of Equality Subtraction Property of Equality Multiplication Property of Equality Division Property of... more

04/07/19

The equation 5(3u-11)=-10 is solved in several steps below.For each step, choose the reason that best justifies it. 

Reasons for each step (to choose from): Addition Property of Equality Subtraction Property of Equality Multiplication Property of Equality Division Property of... more

04/06/19

Compare Functions, Solve a Nonlinear System

Problem:A non-linear system consists of two functions:    f(x)=x²+2x+1  and g(x)=3-x-x²Solve this system in two different ways. Your choices are: Table, Graph, or Algebraically. Make a table of... more

04/05/19

Write an equation of a parabola that opens to the left, has a vertex at the origin, and a focus at (–9, 0).

A) y=(-1/16)x^2 B) x=(-1/36)y^2 C) x=(-1/16)y^2 D) y=(-1/24)x^2

04/05/19

Equation of Parabolas

Find the equation of the parabola with vertex at the origin that satisfies the given condition:axis x 􏰁= 0, passing through (-1, 5)axis y=0, passing through (-1, 5)

04/04/19

Mathematical sequence help.

What is it called when a sequence has the following pattern and how would i make it a function?x2=x1 * 1.3 + 1x3=x2 * 1.3 + 1ect.

A raindrop falls from a cloud at an altitude of 10,000 ft. Another raindrop falls from a cloud at an altitude of 14,400 ft.

Write the two height functions and use a graphing calculator to comparetheir graphs. Then, Use the graphs to tell when each raindrop reaches the ground.

04/04/19

Two constructors

Two constructors working together finished building a room in 6 days. How long would it take for each constructor to build the room by himself, if it is known that one of them would require 9 more... more

04/04/19

1 = false and 0 = true?

I came across an is_equals() function in a c API at work that returned 1 for non-equal sql tables (false) and 0 for equal ones (true). I only realized it after running test cases on my code, one... more

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