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Brock
Questions and answers by
Brock
Questions (30)
The intensity of light decreases by 4% for each meter that it descends below the surface of the water. At what depth is the
5 answers
2,271 views
Can mirrors create virtual inverted images?
1 answer
346 views
KNOWNS:
Diverging (convex) mirror Radius of curvature = 60 cm (f = 30 cm) M = 1/5 Hi = 20 cm UNKNOWNS: Ho? Di? Do? EQUATIONS:
4 answers
513 views
If a 2 m tall man is looking at a plane mirror from an eye which is 20 cm from the top of his head, what is the minimum length
4 answers
712 views
Lewis Structure of Freon (CCI2F2)? And what is shape?
4 answers
1,410 views
Find the foci of the equation 25^2 + x^2 = 600
Thank you!
4 answers
362 views
u=-1,3 and w= 2,-5. Find the component form of the vector.
3. 2u + 3w A 0,1 B 5,-12 C 2,3 D 1,-2 E -3,8 F 4,-9
3 answers
1,355 views
Find the dot product of (u+v)*w
u=-1,3 v=2,4 w=2,-5 Answer choices: A:37 B:-37 C:-29 D:-33 E:29 F:9
3 answers
330 views
Find a unit vector in the direction of v = (1,-1). Write your answer as a linear combination of the standard unit vectors i and
2 answers
1,129 views
Let u = (-2,3) and v = (5,-6). Find the sum and the dot product of these two vectors.
2 answers
680 views
Complete the square to write the equation x^2 + y^2 - 6x - 2y + 4 = 0 in standard form. Use the standard form of the equation to
2 answers
659 views
Write the equation of an ellipse with the foci (17, 0) and (-17, 0) and co-verticies (0, 15) and (0, -15).
2 answers
655 views
Find the first 4 terms and the 8th term of the recursively-defined sequence.
b1 = 2 and bk+1 = 3bk, for k>0 A. 6, 18, 54, 162;
4 answers
1,083 views
Find the first 4 terms and the 8th term of the recursively-defined sequence.
4. v1 = 0.75 and vn = (-2)vk-1 for n>1 A. 0.75, 1.5,
3 answers
878 views
Write the sum using summation notation.
2 + 5 + 8 + 11 + ... + 29 Also, I know that it is going up by 3 units. But I am not sure
4 answers
1,402 views
Find the sum of the first n terms of the sequence. The sequences are either arithmetic or geometric.
13. -1, 11, -121, ...; n = 9
3 answers
488 views
Use mathematical induction to prove that the statement holds for all positive integers. Also, can you label the basis,
1 answer
463 views
Write the statements for the basis, the induction hypothesis, and the induction step for the questions below.
1. 1 + 2 +…+n =
1 answer
337 views
Use the intermediate value theorm to show that the polynomial function has a zero in the given interval
f(x)=x^5-x^4+8x^3-5x^2-14
1 answer
446 views
use the rational zeros theorem to list the potential rational zeros of the potential function. Do not attempt to find the zeros.
2 answers
1,123 views
solve the logarithmic equation. be sure to reject any value of x that is not in the domain of the orginal logarithmic
1 answer
506 views
solve the exponential equation. Express the solution in terms of natural logarithms.
e^x=9.2 a. whats the solution in terms of
2 answers
748 views
In the following function determine the domain, range, and asymptotes.
f(x)= 5*(1/3)^x
1 answer
440 views
What is the procedure of voter identification intended to help prevent fraudulent voting and keep the process organized?
A.
1 answer
376 views
Two 34 −ìC charges are attached to the opposite ends of a spring of spring constant 150 N/m and equilibrium length 50 cm.
that
2 answers
607 views
Two artifacts in a museum display are hung from vertical walls by very light wires. Wire T1 is horizontal from the left wall and
3 answers
1,981 views
Two artifacts in a museum display are hung from vertical walls by very light wires. Wire T1 is horizontal from the left wall and
1 answer
702 views
Two artifacts in a museum display are hung from vertical walls by very light wires. Wire T1 is horizontal from the left wall and
1 answer
731 views
A 5 kg ball is moving 4m/s to the right when it collided least ally with a 2 kg ball moving at 6 m/s to the left. After the
3 answers
1,434 views
Which are the order pair for 3x+y>6
1 answer
322 views
Answers (13)
Rocket RAIN!!! (Brawl Stars)
It’s D!
200n,
* The sequence is geometric and the r=-11. Thank you for any help!
Thanks Steve!
Thanks dude! That was a tough question.
811,450
Yes
thank you.
R=8.314 you also must convert 40cm^3 to m^3 1m^3= 10^6 cm^3
Mamuairi Monument, this contains fresh water it tells you all the answers.
(I'm not sure about the negative sign)
I got: Ho=100 cm Di=-24 cm Do=120 cm I rearranged -Di/Do=1/5 to get -5Di=Do. Then I substituted -5Di in for Do in 1/Do + 1/Di = 1/30 to solve for Di. Is that right?
