zaidzeba zaidzeba

20-03-2021
Mathematics

contestada

STD 10

maths

If the roots of the equation 9x2 – (2k – 5)x – 25 = 0 are additive inverse ( opposite),

then k = ………… .

(a) 0 (b) 1 (c) -5/2 (d) 5/2

Respuesta :

Аноним Аноним

20-03-2021

Answer:

k = 5/2

Step-by-step explanation:

.....................

Answer Link

Otras preguntas

A _________ is an economic system that does not use money for trade.

How do you solve this quadratic equation. -3x^2+147=0

Reason for founding of Hartford

what event first brought dr. king national attention?

Round 98.33 to the nearest tenths

In the business cycle, what always follows immediately after a contraction?

how did America's open door policy clash with European spheres of influence ?

Which of the following definitions best sums up the study of geography? A. the study of biological processes in the human body B. the study of financial process

A full lake begins dropping at a constant rate. After 4 weeks it has dropped 3 feet. What is the unit rate of change in the lake's level compared to it's full l

Read this passage from "Marian Anderson Sings": "Anderson struggled over her reply. She was a singer, not an activist. She did not enjoy being the center of