Write answers strictly in capital letters. A particular compound is not hazardous in drinking water if it is present at a rate of 25ppm (or less).

Q: dactonive: 2. 2.

A: To factorise x2y2z2-16 ⇒x2y2z2-42 We know that a2-b2=a+ba-b Here a=xyz and b=4

Q: 24 12 XD

A:

Q: 2 3 3 4 6 8

A: The mean is computed below.   Aptitude score(x) Frequency(f) x*f 0 4 0 1 2 2 2 3 6 3 0 0…

Q: 6.5+ 4

A: To simplify given

Q: 16 - (9 - 4) ÷ 5 =

A:

Q: 3 1/4 + 7 1/8

A:

Q: expand (a-b)7

A: The solution is given in the next step.

Q: 7 11

A:

Q: 9 b and c

A: b) We check if the denominator is 0 for any value of x.  2x2+5=0 2x2=-5 x2=-5/2 (not possible) So…

Q: 6.3 3

A:

Q: 9.2 2 15 5 3 16

A:

Q: 6.1 4

A: Given that  The vector

Q: Expand (a −b)4

A:

Q: 3. Find L-¹{√534}. (s+3)

A:

Q: 56 10

A: The objective is to evaluate the value for

Q: Identify the coordinates of the point in polar form based upon the given conditions. Use pi for T. r…

A: We will evaluate the required value.

Q: 12 16

A: We know that If a perpendicular is drawn from the vertex of right angle triangle of a right triangle…

Q: 7 10

A: Consider the provided equation, x7·x10=____ Fill in the blank.

Q: 8 13

A:

Q: 4 4 2 4) 3 4.

A: Topic- shifting and scaling of figure

Q: %3D 2. 416

A: See the details solution in below

Q: 3. 2-1 da

A: Use the product rule to determine the derivative for the given…

Q: 11 35

A:

Q: 9 tmes 8

A: 9 times 8 means adding 8 upto 9 times or multiply 8 by 9.

Q: 14 1

A: Given triangle is What is another side length?

Q: 24

A: Solution : find length of side

Q: 6 8 27

A: If a line parallel to a side of a triangle intersect the other sides in two distinct points, then…

Q: 14 and 16

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: iv. Un 32n

A:

Q: 8 15 2 15

A: 8/15 -2/15 here simple substraction given and fraction is given  calculation is given inbelow

Q: (NINETEEN)

A: The information provided in the are as follows :-Level of significance