YanaseAHotori YanaseAHotori

Today at 12:34 PM
Mathematics

Answered

What number must be added to the expression below to complete the square? x2 + 5x
a:25
b:25/4
c:5/2
d:5

Answer :

Today at 12:40 PM

Completing the square would be (b/2)^2, where b here is equal to 5. (5/2)^2 would be 25/4, which would be choice B.

Answer Link

Today at 12:39 PM

You halve the linear coefficient, square that value, and add it.

In this case the linear coefficient is 5 so:

(5/2)^2

25/4

Answer Link

Other Questions

what is N stands for?

Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide: 4HCL(aq) + MnO2(s) ----> MnCl2(aq) + 2H2O(l) + Cl2

The term has been used to describe the attitude formation and change process when effort is low on the part of the consumer. Select one: a. online processing

Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide: 4HCL(aq) + MnO2(s) ----> MnCl2(aq) + 2H2O(l) + Cl2

Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide: 4HCL(aq) + MnO2(s) ----> MnCl2(aq) + 2H2O(l) + Cl2

Find the tense of the following sentence the boy wishes to fly in the sky like birds

वायुमडल की निम्न परतों में कौन-सी बादल विहीन है?(1)क्षोभमंडल(ii) समताप मडल(iii) मध्यमंडलPLZ ANSWER ME FAST PLZ PLZ PLZ I WILL MARK U AS BRANLYplz answer me fas

The number of petals and stamens in a flower is always equal

What changes happened in the social field?

6. Answer the following questions in about 15-20 words:(7 x 1 = 7 marks)a) What are Roadways?b) What do you mean by Tributaries?c) What are the different specie

In what way were the 1988 elections that voted out the chilean dictator pinochet initially a failure?

Which of the following structures receives the depolarization wave from the atria and passes impulses onto the ventricles? A) AV node B) SA node C) atrioventric

Suppose you observe a spot exchange rate of $1.0500/€. If interest rates are 5% APR in the U.S. and 3% APR in the euro zone, what is the no-arbitrage 1-year for

What block cipher mode of operation encrypts plaintext and computes a message authentication code to ensure that the message was created by the sender and that

Which best describes the public/private partnerships created under Roosevelt’s New Deal reforms? a. The government took ownership of large private businesses. b

A satellite orbits Earth. The only force on the satellite is the gravitational force exerted by Earth. How does the satellite’s acceleration compared to the gra

Alex learned to babysit and care for young children effectively by observing the many ways his mother carefully nurtured his own younger siblings. This best ill

The cladistic classification of apes and humans Group of answer choices includes three subfamilies within hominids: pongines, gorillines, and hominines. uses th

Atwood Furnishers is experiencing a period when their sales are increasing at a slower rate. The company realizes that new users cannot be added indefinitely an

co mWhen CO2( g) is put in a sealed container at 701 K and a pressure of 10.0 atm and is heated to 1401 K, the pressure rises to 22.5 atm. Some of the CO2 decom