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never [62]
3 years ago
8

Subtract the following complex numbers: (11-7i)-(16-11i)

Mathematics
2 answers:
Vladimir79 [104]3 years ago
8 0

Answer:

(- 5+4i)

Step-by-step explanation:

gayaneshka [121]3 years ago
6 0

Answer:

-5 + 4i  

Step-by-step explanation:

 (11  -  7i) - (16 - 11i)

= 11  -  7i  -  16 + 11i

= -5 + 4i

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There goes my hopes for Virtuoso rank....
Tpy6a [65]
Y = x^2 + 10x - 171
y = (x - 9)(x + 19)

x - 9= 0 x + 19 = 0
x = 9 x = -19

Answer B covers all requirements... the factored form is
y= (x + 19)(x - 9)
and the zeros are -19 and 9
3 0
3 years ago
given the equation y = 2x - 8, find the ordered-pair solution when x = 4 and the ordered-pair solution when y = 4
babunello [35]

Answer:

When x = 4, (4, 0)

When y = 4, (6, 4)

Step-by-step explanation:

To find the ordered-pair solution when x = 4, plug 4 into the x of the equation.

y = 2x - 8

y = 2(4) - 8

y = 8 - 8

y = 0

This produces the ordered pair (4, 0).

To find the ordered-pair solution when y = 4, plug 4 into the y of the equation.

y = 2x - 8

4 = 2x - 8

12 = 2x

6 = x

x = 6

This produces the ordered pair (6, 4).

6 0
3 years ago
in ABC the measure of angle A is 2x+3 the measure of angle B is 4x+2 the measure of angle C is 2x-1 what are the measures of the
Virty [35]


IN A triangle, sum of all angles = 180 degrees

2x + 3 + 4x+2 + 2x -1 = 180

8x +4  = 180

8x = 176

x = 176 /8 = 22 degrees

the angles are A = 2(22)+3 = 44+3 = 47 DEGREES

B = 4(22)+2 = 88 + 2 = 90 DEGREES

C = 2(22) -1 44-1 = 43 DEGREES

7 0
3 years ago
Read 2 more answers
A stand at a farmer's market sells different types of apples, as shown in the table. Which type of apple costs the least per pou
KengaRu [80]

Answer:

DATTEBAYOOO

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Step-by-step explanation:

4 0
3 years ago
4x-10y=-16 and -7x+20y=23 elimination
mixas84 [53]

(-5/8, 27/20) is the answer.

6 0
4 years ago
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