Kira_Yamato
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Questions Asked

Kira_Yamato:
Group Title
In the diagram, O is the center of the square base ABCD of a right pyramid. Unit vectors i, j, k are parallel to AB, AD, OV respectively. Po…
 updated one year ago
 11 replies
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
Gas A exerts a pressure of 1.00 atm in a 1.00dm^3 container. Gas B exerts a pressure of 2.00 atm in a 2.00 dm^3 container. Gas C exerts a pr…
 updated 9 months ago
 3 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
Hi, can someone help me? ありがと
 updated one year ago
 37 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
Given the following relationship, prove (*)
 updated 2 years ago
 11 replies
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
Find the following:
\[\sum_{n=10}^{20}n^r\]
 updated 2 years ago
 13 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
Find the value of the following.
\[\sum_{n=10}^{20}n^r\]
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
I can only form 3 equations with 4 unknowns for this question
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
What is the difference between ∆y/∆x and dy/dx
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
Given that f(x) = 8x^3 + 20x^2 + 2nx  n  6
(i) Show that x = 1 is a solution to f(x/2) = 0 for all real values of n.
(ii) Find the range …
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

Kira_Yamato:
Group Title
The attachment shows the graph of frac{7x^2  6}{x+5}. Use the graph to find the range of values of k for which \[frac{7x^2  6}{x+5} = kx …
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
State the advantage and disadvantages of using gene therapy to supply insulin as compared to injection of insulin at a certain time interva…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
How does gene therapy rectify mutation?
 updated 2 years ago
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
Is the allele coding for normal HbA incompletely dominant or codominant of the allele coding for sickle cell HbS?
 updated 2 years ago
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
When the function g(x) is divided by (x3) and (x2), the remainder is 10 and 8 respectively. Find the remainder when g(x) is divided by …
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
Verify the following identity
 updated 2 years ago
 15 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
A curve has the eqn y = 2sin^2x  5cos x. Find in terms of p the new value of y as x changes from π/2 to (π/2  p), where p is small.
 updated 2 years ago
 11 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
PQ is the diameter of a circle, center O and S is a point on the circumference. The perpendiculars from P and Q to the tangent of the circl…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
In extremely cold conditions people may get frostbite. This causes the cells in the toes and fingers to die. Explain why this takes place e…
 updated 2 years ago
 5 replies
 4 Medals
Mathematics

Kira_Yamato:
Group Title
Is insulin secreted by the alpha or beta cells of the Islets of Langerhans in the pancreas?
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
Please I need the answer to this question asap...
"CO is found in cigarette smoke and when inhaled enters the blood and combines with hemog…
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
The following number series is given in Table 1 of the Data Sheet.
(i) Find the values of S2 and S3
(ii) Find the value of S99…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
Show that (sec75˚)^2 = 4tan75˚
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
How do viruses "attack" our cells if their genetic code is RNA?
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

Kira_Yamato:
Group Title
The Data Sheet shows the blood groups of 4 couples.
Each couple has a baby. One baby has type AB blood, one type A, one type B and one type…
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

Kira_Yamato:
Group Title
The mRNA codons for amino acids is shown in the diagram in the Data Sheet.
A mutagen causes the adenine in DNA to pair with cytosine during…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
How do we find the asymptotes of the inverse function?
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

Kira_Yamato:
Group Title
We all know that the death of cells is able to cause cancer. For example, liver cirrhosis kills liver cells and may eventually lead to live…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

Kira_Yamato:
Group Title
If I am standing on a conducting stool that connects to the Earth, and I beat my friend with cat fur (he's insulated, not touching the grou…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics