Factorise fully 21x² +25x =4

1 answer:

6 0

X= 1/7, -4/3
________

You might be interested in

Pepsi [2]

Answer:

Yes. any repeating decimal is rational.

8 0

2 years ago

user100 [1]

$\frac{2}{3} = \frac{2 \times 8}{3 \times 8}=\frac{16}{24} \\ \\
\frac{7}{8}=\frac{7 \times 3}{8 \times 3}=\frac{21}{24} \\ \\
16$

7/8 is greater.

7 0

3 years ago

Paraphin [41]

Answer:

sin θ = (√119)/12

tan θ = (√119)/5

csc θ = 12/(√119)

cot θ = 5/(√119)

6 0

3 years ago

Fiesta28 [93]

Answer:

Step-by-step explanation:

5 0

3 years ago

Elina [12.6K]

Answer:

x=-8

Step-by-step explanation:

5x-3x=-2-14

2x=-16

x=-8

3 0

3 years ago

Factorise fully 21x² +25x =4​