Question
What is the age of the stromatolites found at Salkhan
Fossil Park?Solution
The fossils in Salkhan Fossil Park are 1.4 billion years old and are formed by ancient cyanobacteria, offering insight into early life on Earth. These are considered older and clearer than those found in Shark Bay, Australia.
I: x² - 10x + 21 = 0 Â
II: 4y² - 16y + 15 = 0
I. 104x² + 9x - 35 = 0
II. 72y² - 85y + 25 = 0
I. 35x² - 51x + 18 = 0
II. 30y² + 17y – 21 = 0
I. 2x2 - 15x + 25 = 0
II. 3y2 - 10y + 8 = 0
I. 12y2 + 11y – 15 = 0
II. 8x2 – 6x – 5 = 0
I. 5q = 7p + 21
II. 11q + 4p + 109 = 0
I. 9x2 + 45x + 26 = 0
II. 7y2 – 59y − 36 = 0
I. x + 1 = 3√ 9261
II. y + 1 = √ 324
Solve the quadratic equations and determine the relation between x and y:
Equation 1: 19x² - 88x + 100 = 0
Equation 2: 17y² - 79y + 90...
I. 4x² - 21x + 20 = 0
II. 8y² - 22y + 15 = 0