Answered>Order 7363

1)

Writing zw+3z?8w?5=0

zw+3z?8w?5=0 into the form z=f(w)

z=f(w), where f(w)

f(w) is a function of w

w, implies 

Select one:

a. f(w)=w+3?8w?5

f(w)=w+3?8w?5

b. f(w)=wz+3z?8w?5

f(w)=wz+3z?8w?5

c. f(w)=8w+5

w+3

f(w)=8w+5w+3. 

d. f(w)=?wz+8w+5

3

f(w)=?wz+8w+53. 

e. f(w)=?8w?5

w+3

f(w)=?8w?5w+3. 

2) The equation x^2+(y+6)^2=16

x2+(y+6)2=16 describes a circle with

Select one:

a. radius 4 and center (0,-6).

b. radius 16 and center (0,-6).

c. radius 16 and center (0,6).

d. radius 4 and center (0,6).

e. radius?16 and center (6,0).

3) The angle 11?/3 is in the:

Select one:

a. third quadrant

b. second quadrant

c. fourth quadrant

d. first quadrant

4) Express the following statement using absolute value notation: In an experiment, the measurement of a length denoted l

l, is 30 metres, and this is accurate to within ±0.01

±0.01 metres.

Select one:

a. |l?0.01|?30

|l?0.01|?30

b. |l?0.01|=30

|l?0.01|=30

c. |l|=30+0.01

|l|=30+0.01

d. |l?30|?0.01

|l?30|?0.01

e. |l?0.01|?30