Posts by PsyDAG

Total # Posts: 23,827

Math (?)
It would help if you proofread your questions before you posted them. Insufficient data.

math
Surface area = 2(?r^2) * height Insert your data and decide.

PreAlgebra PLEASE HELLPPP
Subtract 5h and add 16 to both sides.

math
SUM means to add. L = M + 2 L + M = 20 Substitute M+2 for L in the second equation and solve for M. Insert that value into the first equation to solve for L. Check by putting both values into the second equation.

math
3/50 = .06 .06, .07, .10

Algebra (?)
Cannot see diagrams and description insufficient.

Math 7 A
19 = h/3 -8 Add 8 to both sides, then divide by 3. 0.6 + 0.8 = 1.4 Add .6 and .8.

Science
Agree

Math
72/6 = ?

English
1 and 4 are okay. You could reverse 4. Holding a golden apple up in his hand, he walked away.

Biology
From Google: Plants with two embryonic leaves are termed dicotyledonous ("dicots") and placed in the class Magnoliopsida.

College Algebra
Cannot graph here.

Statistics
agree However, online, “*” is used to indicate multiplication to avoid confusion with decimals.

Bio
Since this is not my area of expertise, I searched Google under the key words "meiosis steps in order" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=meiosis+steps+in+order&ie=UTF-8&oe=UTF-8 In the future, you can find the ...

Algebra 2
Add 4 to both sides. An inequality is treated just like an equation, except the carat (<) is reversed when multiplying by a negative number.

Math
18(110)/20 = K = 99

Names in American Society
patralineal

Science
I would go with the last choice.

math
Triples the number of points of one coin or for all the previous coins?

Math
I think it is for the missing number, which would be 1, 4 or 7

Math
I think it is for the missing number, which would be 4.

math (?)
What is your question? The next term 90 * 3 = 270 Does that help?

science
Since this is not my area of expertise, I searched Google under the key words "magma cooling" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=magma+cooling&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire ...

Statistic
Z = (score-mean)/SD Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion/probability related to the Z score.

Math
(a) height (b) U of M women is biased sample of Minnesota women. (c) Ho: U of M height = US height Ha: U of M height ? US height

health
We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though.

Math
A, B) random sample of 70 bottles was 16.04 ounces with a standard deviation of 0.9 ounces. C) ± 2 SD D) Z = (score-mean)/SEm SEm = SD/?n

Psychology
That is a nice example of modeling and imitation. Did you ever watch a TV ad for some favorite food and start salivating?

Math
The above answer is without the distributive property. https://www.youtube.com/watch?v=gl_-E6iVAg4

Math
See your later post.

Math
100 + 25m = 45m Solve for m.

Health unit3 L5
Clawdeen, how does your question relate to health. Restate you question separately rather than following someone else's question.

Health unit3 L5
definitely not A

Science(?)
What egg? Insect? Frog? Alligator? Chicken?

math
Insert the monthly values for x and calculate y. Graph those values. y = 25(1) + 100 = 125 y = 25(2) + 100 = 150 etcetera

Algebra
1. good 2. 45 + 18/9 = 45 + 2 = 47 (typo?) 3. right 4. right 5. right 6. C = J/3 = 42/3 = 14

Math
If x = 0, then y = 3.

Math
15-3x+8 = 4x-15x+35-25 23-3x = -11x + 10 8x = -13 Take it from there.

Further Mathematics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. a) 5/8 * 3/5 = ? Either-or probabilities are found by adding the individual probabilities. b) 3/8 * 3/5 or 5/8 * 2/5 c) 3/8

Math (?)
What is your question?

science
organs

Math
It would help if you proofread your questions before you posted them. Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Learn how to write an equation. Where does x belong? C = 600 * ? + 220 C = 600 * (? + 220)

Math
(50-37)/1.5 = ?

algebra
agree

Health and PE
tar also, probably the major cause.

Math
H = 1.016(75) - 31.2 Solve for H.

Math
?16 + (-8) = 4 - 8 = -4 Google each of those alternatives to see which fits.

math
75 + 35h = 285 Solve for h.

Math
15,600 - 3x = 7500 Solve for x.

Math
140 + 144 + 42 = 326 What about the remaining 76 students? 140 + 144 = ?

Biology
Since this is not my area of expertise, I searched Google under the key word "Notochord" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Notochord&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more ...

Math
Unless you are multiplying/dividing by a negative number, treat just like an equation. Multiplying/dividing by a negative number reverses the inequality (< to >). 3a ? 9 a ? 3

Anatomy
agree

Anatomy
still diagree

Anatomy
disagree Negative feedback is a reaction that causes a decrease in function.

Math
7 * 11 = 77 for Friday seven weeks in advance. 80 - 77 = 3. What day of the week is 3 days after Friday?

Anatomy
c

Math
3/4 = 6/8 6 + 8 = 14

Statistics
If each potato is 7.9 ± 1.1, then none of the BAGS of 6 will be between 7.5 and 8.5. For individual potatoes: Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/...

Statistics
Z = (score-mean)/SEm SEm = SD/?n Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to each Z score.

Statistics
In "YOUR BAG" there is no mean. It weighs 36 ounces. If you are talking about each individual potato, 36/6 = 6 (b) Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = ?(SEmean1^2 + SEmean2^2) SEm = SD/?n If only one SD is provided, you can ...

Math (?)
It would help if you proofread your questions before you posted them. "e cards are shu ed"? If each card of 30 were picked "at random," each card would have a probability of 1/30 of being picked.

math
n/d n = d - 3 n = d - 3 + 3 = d 1/4, 2/5, 3/6 etc.

math
-18.9x - 4.5y

Biology
Since this is not my area of expertise, I searched Google under the key words "water purification vs. water treatment" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=water+purification+vs.+water+treatment&ie=UTF-8&oe=UTF-8 In the ...

Science
Since this is not my area of expertise, I searched Google under the key words "melting and freezing" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=melting+and+freezing&ie=UTF-8&oe=UTF-8 In the future, you can find the information...

Algebra HELP
I'm not sure, but how about a distribution with only one observation?

Math
pages 1-9 = 9 digits pages 10-99 = 2 * 89 = 178 digits 228 - 187 = 41 digits remaining 9 + 89 + 41/3 = ? pages It doesn't come out to a whole number of pages.

Math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Online "^" is used to indicate an exponent, e.g., x^2 = x squared. e.g., 4^5, 3^4, etc.

Math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 1/11 * 3/9 = 3/99 = 1/33

Algebra 2
f(-3) = |2(-3)-1| - 5 = |-7|-5 = 7-5 = 2 "|-7|" = absolute value of 7.

Science
Radial symmetry can divide into similar halves regardless of orientation of division, e.g., starfish. Bilateral symmetry divides into two symmetrical sides only when divided from head to tail.

Math
2 * 12 = 24 1.75 * 12 = 21

ELA (?)
The author of what?

Math (?)
-6 ? 13 + 5 There is no X in this equation.

Science
What are your choices? Germinate?

Science (?)
We do not have pages 70-74.

Math Help
area = base * height 12 m^2 = base * height Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Online "^" is used to indicate an exponent, e.g., x^2 = x squared. Do you know the value of the base?

math
SEm = SD/?n = 3/?100 = 3/10 = .3 sample mean = 13.6 ± .3 (68% of the time)

Math
Please put in the parentheses "()", slash marks "/" to indicate a fraction, and commas "," to clarify your question.

Math
Cannot sketch here.

science
There is no a, but XX gives you a female.

Biology
It doesn't remove the bacteria, it just kills them. BOILING AND PASTEURIZATION. Boiling water kills or inactivates viruses, bacteria, protozoa and other pathogens by using heat to damage structural components and disrupt essential life processes (e.g. denature proteins...

math
2A + C = 8 A + 3C = 9 Multiply second equation by 2. 2A + 6C = 18 Subtract first equation from revised second. 5C = 10 Work it from there.

math
2x^2(y^3)

Psychology
Right!

Psychology
Disagree. Google your alernatives

Stat 214
We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though.

Math
.45 ± .05 < ?

consumer math
795 + (.02)10,560 = earnings What percent goes to medicare? (.0145?) If so, multiply that by earnings.

Statistics
The score is .62 standard deviations below the mean. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.

Math
51 is the ninth and tenth scores out of 20. 9.5/20 = ?

math
812/2 = 406 children 406 + 96 = 502 women 812 - 502 = ?

anatomy
There are 46 chromosomes in each cell of a human body (excluding ovum and sperm).

Statistics of Psychology(?)
I have no idea what EX is.

Math
x < 9.02 or x > 9.48 because |x ? 9.25| > 0.23

MATH
6, 18/24 = 3/4 Please do not use all capitals. Online it is like SHOUTING. Not only is it rude, but it is harder to understand. Thank you.

Science Help Please
old

math
Let x = number in class. x - 1/4x - 1/3x - 2/5x = 3 Solve for x.

Science (?)
What are your choices?

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