Write each of the following quadratic expressions as the product of two linear factors
a) z^2 + 4i
b) z^2 + 4
c) z^2 − 4
d) z^2 − 4i

For what values of b will f(x)= logbx be a decreasing function? (16 )

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

The nth term of a sequence in 2n-1 the nth term of a different sequence is 3n+1 work out 3 numbers that are in bothe sequences and are between 20 and 40