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For what value(s) of x are the following undefined? 5x^2+x+1 / x^2+4
answered
Mar 22, 2021
Mathematics
middle-school
2
votes
140k
views
Evaluate the expression. 4×6 – 21 ÷3
answered
Mar 11, 2021
Mathematics
college
6
votes
91.8k
views
How many 1 x 1 inch square tiles IH will fit in an 8 x 8 inch square tile? Draw.
answered
Dec 24, 2020
Mathematics
middle-school
5
votes
3.2k
views
The CD Recyclery sells used CDs for $10 each and buys them for $6 each. Bob paid $20 when he bought and sold the same number of CDs. How many CDs did he buy?
answered
Dec 21, 2020
Mathematics
high-school
6
votes
91.8k
views
(-1, -7), 3x + 12y = -6 find the perpendicular line
answered
Jul 29, 2020
Mathematics
high-school
1
vote
40.6k
views
NEED ANS ASAP PLSSS HELP if you supply 3600 kJ of heat, how many grams of ice at 0°C can be melted, heated to its boiling point? (Make M your X in equations) (figure out which q you need)!!
answered
Apr 30, 2020
Chemistry
middle-school
5
votes
56.9k
views
Let u = <-9, 4>, v = <8, -5>. Find u - v.
answered
Apr 12, 2020
Mathematics
middle-school
3
votes
20.0k
views
Write the equation of the line that passes through the points (7,7) and (−7,−7). Put your answer in fully reduced point-slope form.
answered
Mar 28, 2020
Mathematics
middle-school
3
votes
181k
views
Help please..................
answered
Dec 25, 2019
Mathematics
college
1
vote
37.8k
views
Rewrite y = 9x + 7 in standard form Please help, with explanation
answered
Oct 14, 2019
Mathematics
college
2
votes
188k
views
Roman law consisted of three branches: civil law, natural law, and:
answered
Sep 1, 2019
Social Studies
high-school
1
vote
18.6k
views
Simplify the expression. Write the answer using scientific notation. (2 × 10^13)^-2 A.-4×10^-26 B.0.25 ×10^-26 C.2.5×10^-27 D.2.5×10^-26
answered
Feb 3, 2019
Mathematics
college
7
votes
61.7k
views
The total bill for dinner was $56 (excluding tip). If the food and drinks cost $50, how much was the tax? Show work and explain your answer.
answered
Dec 10, 2018
Mathematics
high-school
7
votes
217k
views
What is the sum of 4x^2+2x-5 and 7x^2−5x+2?
answered
Sep 10, 2018
Mathematics
college
0
votes
197k
views
The electromagnetic spectrum is made up of A:sound waves and light waves B:only light waves that you can see C:light waves you can see and waves of higher energy radiation D:light waves you can see and
answered
Jul 18, 2018
Biology
high-school
1
vote
8.6k
views
A submarine descends to a depth of 320 meters below sea level. Write an integer to represent this situation
answered
May 11, 2018
Mathematics
college
2
votes
126k
views
. In fictional writing, _____ is the way an author conveys a certain attitude about a character or subject. irony suspense tone setting
answered
Apr 14, 2018
History
high-school
3
votes
82.8k
views
what a survey question that might gather the following information and one school there six sets of twins two sets of triplets and one set of quadruplets
answered
Mar 13, 2018
Mathematics
middle-school
4
votes
57.8k
views
Which of the following developments is an example of cultural diffusion? A)Confucianism developed in China around 500 B.C. b)Legalism demanded strict penalties for minor offenses. c)Buddhism, which originated
answered
Dec 28, 2017
History
high-school
6
votes
136k
views
Solve the exponential equation use a calculator to obtain a decimal approximation correct to two decimal place for the solution. 6 8x=4
answered
Feb 19, 2017
Mathematics
college
2
votes
190k
views
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